Home / 55,930.60-83,895.90-49,904.20

Finding the Fourth Proportional to 55,930.60, 83,895.90 and 49,904.20

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Solution

The fourth proportional to 55,930.60, 83,895.90 and 49,904.20 is: 74,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,930.60 : 83,895.90 = 49,904.20 : x
  2. Step 2: Convert to fraction form
    55,930.60/83,895.90 = 49,904.20/x
  3. Step 3: Cross multiply
    55,930.60x = 83,895.90 × 49,904.20
  4. Step 4: Simplify right side
    55,930.60x = 4,186,757,772.78
  5. Step 5: Solve for x
    x = 4,186,757,772.78/55,930.60
  6. Step 6: Final answer
    x = 74,856.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.