Home / 123,521.02-185,265.14-34,781.46

Finding the Fourth Proportional to 123,521.02, 185,265.14 and 34,781.46

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Solution

The fourth proportional to 123,521.02, 185,265.14 and 34,781.46 is: 52,167.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,521.02 : 185,265.14 = 34,781.46 : x
  2. Step 2: Convert to fraction form
    123,521.02/185,265.14 = 34,781.46/x
  3. Step 3: Cross multiply
    123,521.02x = 185,265.14 × 34,781.46
  4. Step 4: Simplify right side
    123,521.02x = 6,443,792,056.30
  5. Step 5: Solve for x
    x = 6,443,792,056.30/123,521.02
  6. Step 6: Final answer
    x = 52,167.57

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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.