Home / 52,157.61-78,231.33-14,717.10

Finding the Fourth Proportional to 52,157.61, 78,231.33 and 14,717.10

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Solution

The fourth proportional to 52,157.61, 78,231.33 and 14,717.10 is: 22,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.61 : 78,231.33 = 14,717.10 : x
  2. Step 2: Convert to fraction form
    52,157.61/78,231.33 = 14,717.10/x
  3. Step 3: Cross multiply
    52,157.61x = 78,231.33 × 14,717.10
  4. Step 4: Simplify right side
    52,157.61x = 1,151,338,306.74
  5. Step 5: Solve for x
    x = 1,151,338,306.74/52,157.61
  6. Step 6: Final answer
    x = 22,074.22

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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.