Home / 61,319.91-84,685.73-42,249.27

Finding the Fourth Proportional to 61,319.91, 84,685.73 and 42,249.27

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Solution

The fourth proportional to 61,319.91, 84,685.73 and 42,249.27 is: 58,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,319.91 : 84,685.73 = 42,249.27 : x
  2. Step 2: Convert to fraction form
    61,319.91/84,685.73 = 42,249.27/x
  3. Step 3: Cross multiply
    61,319.91x = 84,685.73 × 42,249.27
  4. Step 4: Simplify right side
    61,319.91x = 3,577,910,060.67
  5. Step 5: Solve for x
    x = 3,577,910,060.67/61,319.91
  6. Step 6: Final answer
    x = 58,348.26

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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.