Home / 56,416.96-77,854.08-31,265.92

Finding the Fourth Proportional to 56,416.96, 77,854.08 and 31,265.92

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Solution

The fourth proportional to 56,416.96, 77,854.08 and 31,265.92 is: 43,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,416.96 : 77,854.08 = 31,265.92 : x
  2. Step 2: Convert to fraction form
    56,416.96/77,854.08 = 31,265.92/x
  3. Step 3: Cross multiply
    56,416.96x = 77,854.08 × 31,265.92
  4. Step 4: Simplify right side
    56,416.96x = 2,434,179,436.95
  5. Step 5: Solve for x
    x = 2,434,179,436.95/56,416.96
  6. Step 6: Final answer
    x = 43,146.24

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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.