Home / 167,200,108.23-230,739,000.80-91,849,612.53

Finding the Fourth Proportional to 167,200,108.23, 230,739,000.80 and 91,849,612.53

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Solution

The fourth proportional to 167,200,108.23, 230,739,000.80 and 91,849,612.53 is: 126,754,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,200,108.23 : 230,739,000.80 = 91,849,612.53 : x
  2. Step 2: Convert to fraction form
    167,200,108.23/230,739,000.80 = 91,849,612.53/x
  3. Step 3: Cross multiply
    167,200,108.23x = 230,739,000.80 × 91,849,612.53
  4. Step 4: Simplify right side
    167,200,108.23x = 21,193,287,818,580,112
  5. Step 5: Solve for x
    x = 21,193,287,818,580,112/167,200,108.23
  6. Step 6: Final answer
    x = 126,754,031.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.