Home / 42,103.08-58,131.54-26,194.68

Finding the Fourth Proportional to 42,103.08, 58,131.54 and 26,194.68

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Solution

The fourth proportional to 42,103.08, 58,131.54 and 26,194.68 is: 36,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,103.08 : 58,131.54 = 26,194.68 : x
  2. Step 2: Convert to fraction form
    42,103.08/58,131.54 = 26,194.68/x
  3. Step 3: Cross multiply
    42,103.08x = 58,131.54 × 26,194.68
  4. Step 4: Simplify right side
    42,103.08x = 1,522,737,088.21
  5. Step 5: Solve for x
    x = 1,522,737,088.21/42,103.08
  6. Step 6: Final answer
    x = 36,166.88

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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.