Home / 56,988.16-78,654.52-37,572.98

Finding the Fourth Proportional to 56,988.16, 78,654.52 and 37,572.98

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Solution

The fourth proportional to 56,988.16, 78,654.52 and 37,572.98 is: 51,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,988.16 : 78,654.52 = 37,572.98 : x
  2. Step 2: Convert to fraction form
    56,988.16/78,654.52 = 37,572.98/x
  3. Step 3: Cross multiply
    56,988.16x = 78,654.52 × 37,572.98
  4. Step 4: Simplify right side
    56,988.16x = 2,955,284,125.73
  5. Step 5: Solve for x
    x = 2,955,284,125.73/56,988.16
  6. Step 6: Final answer
    x = 51,857.87

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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.