Home / 82,123.10-123,184.65-44,700.80

Finding the Fourth Proportional to 82,123.10, 123,184.65 and 44,700.80

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Solution

The fourth proportional to 82,123.10, 123,184.65 and 44,700.80 is: 67,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,123.10 : 123,184.65 = 44,700.80 : x
  2. Step 2: Convert to fraction form
    82,123.10/123,184.65 = 44,700.80/x
  3. Step 3: Cross multiply
    82,123.10x = 123,184.65 × 44,700.80
  4. Step 4: Simplify right side
    82,123.10x = 5,506,452,505.54
  5. Step 5: Solve for x
    x = 5,506,452,505.54/82,123.10
  6. Step 6: Final answer
    x = 67,051.20

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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.