Home / 66,337.92-99,448.07-47,570.76

Finding the Fourth Proportional to 66,337.92, 99,448.07 and 47,570.76

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Solution

The fourth proportional to 66,337.92, 99,448.07 and 47,570.76 is: 71,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,337.92 : 99,448.07 = 47,570.76 : x
  2. Step 2: Convert to fraction form
    66,337.92/99,448.07 = 47,570.76/x
  3. Step 3: Cross multiply
    66,337.92x = 99,448.07 × 47,570.76
  4. Step 4: Simplify right side
    66,337.92x = 4,730,820,032.58
  5. Step 5: Solve for x
    x = 4,730,820,032.58/66,337.92
  6. Step 6: Final answer
    x = 71,313.96

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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.