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Finding the Fourth Proportional to 62,457.70, 93,686.55 and 46,711.30

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Solution

The fourth proportional to 62,457.70, 93,686.55 and 46,711.30 is: 70,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,457.70 : 93,686.55 = 46,711.30 : x
  2. Step 2: Convert to fraction form
    62,457.70/93,686.55 = 46,711.30/x
  3. Step 3: Cross multiply
    62,457.70x = 93,686.55 × 46,711.30
  4. Step 4: Simplify right side
    62,457.70x = 4,376,220,543.02
  5. Step 5: Solve for x
    x = 4,376,220,543.02/62,457.70
  6. Step 6: Final answer
    x = 70,066.95

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1.5x scale

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.