Home / 159,613.32-239,424.39-39,665.43

Finding the Fourth Proportional to 159,613.32, 239,424.39 and 39,665.43

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Solution

The fourth proportional to 159,613.32, 239,424.39 and 39,665.43 is: 59,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,613.32 : 239,424.39 = 39,665.43 : x
  2. Step 2: Convert to fraction form
    159,613.32/239,424.39 = 39,665.43/x
  3. Step 3: Cross multiply
    159,613.32x = 239,424.39 × 39,665.43
  4. Step 4: Simplify right side
    159,613.32x = 9,496,871,381.84
  5. Step 5: Solve for x
    x = 9,496,871,381.84/159,613.32
  6. Step 6: Final answer
    x = 59,499.24

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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.