Home / 102,177.30-141,007.38-56,238.24

Finding the Fourth Proportional to 102,177.30, 141,007.38 and 56,238.24

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Solution

The fourth proportional to 102,177.30, 141,007.38 and 56,238.24 is: 77,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,177.30 : 141,007.38 = 56,238.24 : x
  2. Step 2: Convert to fraction form
    102,177.30/141,007.38 = 56,238.24/x
  3. Step 3: Cross multiply
    102,177.30x = 141,007.38 × 56,238.24
  4. Step 4: Simplify right side
    102,177.30x = 7,930,006,878.21
  5. Step 5: Solve for x
    x = 7,930,006,878.21/102,177.30
  6. Step 6: Final answer
    x = 77,610.26

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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.