Home / 68,113.20-93,998.02-37,487.15

Finding the Fourth Proportional to 68,113.20, 93,998.02 and 37,487.15

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Solution

The fourth proportional to 68,113.20, 93,998.02 and 37,487.15 is: 51,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,113.20 : 93,998.02 = 37,487.15 : x
  2. Step 2: Convert to fraction form
    68,113.20/93,998.02 = 37,487.15/x
  3. Step 3: Cross multiply
    68,113.20x = 93,998.02 × 37,487.15
  4. Step 4: Simplify right side
    68,113.20x = 3,523,718,263.25
  5. Step 5: Solve for x
    x = 3,523,718,263.25/68,113.20
  6. Step 6: Final answer
    x = 51,733.26

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1.5x scale

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.