Home / 66,740.52-92,124.96-38,457.48

Finding the Fourth Proportional to 66,740.52, 92,124.96 and 38,457.48

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Solution

The fourth proportional to 66,740.52, 92,124.96 and 38,457.48 is: 53,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,740.52 : 92,124.96 = 38,457.48 : x
  2. Step 2: Convert to fraction form
    66,740.52/92,124.96 = 38,457.48/x
  3. Step 3: Cross multiply
    66,740.52x = 92,124.96 × 38,457.48
  4. Step 4: Simplify right side
    66,740.52x = 3,542,893,806.70
  5. Step 5: Solve for x
    x = 3,542,893,806.70/66,740.52
  6. Step 6: Final answer
    x = 53,084.60

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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.