Home / 173,770.04-239,731.38-105,732.48

Finding the Fourth Proportional to 173,770.04, 239,731.38 and 105,732.48

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Solution

The fourth proportional to 173,770.04, 239,731.38 and 105,732.48 is: 145,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,770.04 : 239,731.38 = 105,732.48 : x
  2. Step 2: Convert to fraction form
    173,770.04/239,731.38 = 105,732.48/x
  3. Step 3: Cross multiply
    173,770.04x = 239,731.38 × 105,732.48
  4. Step 4: Simplify right side
    173,770.04x = 25,347,393,341.22
  5. Step 5: Solve for x
    x = 25,347,393,341.22/173,770.04
  6. Step 6: Final answer
    x = 145,867.45

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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.