Home / 55,155.55-76,088.17-34,977.29

Finding the Fourth Proportional to 55,155.55, 76,088.17 and 34,977.29

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Solution

The fourth proportional to 55,155.55, 76,088.17 and 34,977.29 is: 48,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,155.55 : 76,088.17 = 34,977.29 : x
  2. Step 2: Convert to fraction form
    55,155.55/76,088.17 = 34,977.29/x
  3. Step 3: Cross multiply
    55,155.55x = 76,088.17 × 34,977.29
  4. Step 4: Simplify right side
    55,155.55x = 2,661,357,432.33
  5. Step 5: Solve for x
    x = 2,661,357,432.33/55,155.55
  6. Step 6: Final answer
    x = 48,251.85

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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.