Home / 55,925.65-77,177.75-30,432.22

Finding the Fourth Proportional to 55,925.65, 77,177.75 and 30,432.22

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Solution

The fourth proportional to 55,925.65, 77,177.75 and 30,432.22 is: 41,996.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,925.65 : 77,177.75 = 30,432.22 : x
  2. Step 2: Convert to fraction form
    55,925.65/77,177.75 = 30,432.22/x
  3. Step 3: Cross multiply
    55,925.65x = 77,177.75 × 30,432.22
  4. Step 4: Simplify right side
    55,925.65x = 2,348,690,267.11
  5. Step 5: Solve for x
    x = 2,348,690,267.11/55,925.65
  6. Step 6: Final answer
    x = 41,996.66

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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.