Home / 230,053.64-345,077.02-72,291.56

Finding the Fourth Proportional to 230,053.64, 345,077.02 and 72,291.56

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Solution

The fourth proportional to 230,053.64, 345,077.02 and 72,291.56 is: 108,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,053.64 : 345,077.02 = 72,291.56 : x
  2. Step 2: Convert to fraction form
    230,053.64/345,077.02 = 72,291.56/x
  3. Step 3: Cross multiply
    230,053.64x = 345,077.02 × 72,291.56
  4. Step 4: Simplify right side
    230,053.64x = 24,946,156,095.95
  5. Step 5: Solve for x
    x = 24,946,156,095.95/230,053.64
  6. Step 6: Final answer
    x = 108,436.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.