Home / 66,473.57-91,767.40-51,332.24

Finding the Fourth Proportional to 66,473.57, 91,767.40 and 51,332.24

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Solution

The fourth proportional to 66,473.57, 91,767.40 and 51,332.24 is: 70,864.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,473.57 : 91,767.40 = 51,332.24 : x
  2. Step 2: Convert to fraction form
    66,473.57/91,767.40 = 51,332.24/x
  3. Step 3: Cross multiply
    66,473.57x = 91,767.40 × 51,332.24
  4. Step 4: Simplify right side
    66,473.57x = 4,710,626,200.98
  5. Step 5: Solve for x
    x = 4,710,626,200.98/66,473.57
  6. Step 6: Final answer
    x = 70,864.65

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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.