Home / 56,250.96-77,627.88-31,101.36

Finding the Fourth Proportional to 56,250.96, 77,627.88 and 31,101.36

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Solution

The fourth proportional to 56,250.96, 77,627.88 and 31,101.36 is: 42,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,250.96 : 77,627.88 = 31,101.36 : x
  2. Step 2: Convert to fraction form
    56,250.96/77,627.88 = 31,101.36/x
  3. Step 3: Cross multiply
    56,250.96x = 77,627.88 × 31,101.36
  4. Step 4: Simplify right side
    56,250.96x = 2,414,332,641.92
  5. Step 5: Solve for x
    x = 2,414,332,641.92/56,250.96
  6. Step 6: Final answer
    x = 42,920.74

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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.