Home / 86,613.12-129,923.52-24,282.24

Finding the Fourth Proportional to 86,613.12, 129,923.52 and 24,282.24

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Solution

The fourth proportional to 86,613.12, 129,923.52 and 24,282.24 is: 36,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,613.12 : 129,923.52 = 24,282.24 : x
  2. Step 2: Convert to fraction form
    86,613.12/129,923.52 = 24,282.24/x
  3. Step 3: Cross multiply
    86,613.12x = 129,923.52 × 24,282.24
  4. Step 4: Simplify right side
    86,613.12x = 3,154,834,094.28
  5. Step 5: Solve for x
    x = 3,154,834,094.28/86,613.12
  6. Step 6: Final answer
    x = 36,424.44

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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.