Home / 60,690.12-91,074.06-29,508.36

Finding the Fourth Proportional to 60,690.12, 91,074.06 and 29,508.36

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Solution

The fourth proportional to 60,690.12, 91,074.06 and 29,508.36 is: 44,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,690.12 : 91,074.06 = 29,508.36 : x
  2. Step 2: Convert to fraction form
    60,690.12/91,074.06 = 29,508.36/x
  3. Step 3: Cross multiply
    60,690.12x = 91,074.06 × 29,508.36
  4. Step 4: Simplify right side
    60,690.12x = 2,687,446,149.14
  5. Step 5: Solve for x
    x = 2,687,446,149.14/60,690.12
  6. Step 6: Final answer
    x = 44,281.44

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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.