Home / 66,473.46-91,767.23-51,332.13

Finding the Fourth Proportional to 66,473.46, 91,767.23 and 51,332.13

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Solution

The fourth proportional to 66,473.46, 91,767.23 and 51,332.13 is: 70,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,473.46 : 91,767.23 = 51,332.13 : x
  2. Step 2: Convert to fraction form
    66,473.46/91,767.23 = 51,332.13/x
  3. Step 3: Cross multiply
    66,473.46x = 91,767.23 × 51,332.13
  4. Step 4: Simplify right side
    66,473.46x = 4,710,607,508.43
  5. Step 5: Solve for x
    x = 4,710,607,508.43/66,473.46
  6. Step 6: Final answer
    x = 70,864.48

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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.