Home / 123,412.77-185,126.33-34,673.19

Finding the Fourth Proportional to 123,412.77, 185,126.33 and 34,673.19

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Solution

The fourth proportional to 123,412.77, 185,126.33 and 34,673.19 is: 52,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,412.77 : 185,126.33 = 34,673.19 : x
  2. Step 2: Convert to fraction form
    123,412.77/185,126.33 = 34,673.19/x
  3. Step 3: Cross multiply
    123,412.77x = 185,126.33 × 34,673.19
  4. Step 4: Simplify right side
    123,412.77x = 6,418,920,500.78
  5. Step 5: Solve for x
    x = 6,418,920,500.78/123,412.77
  6. Step 6: Final answer
    x = 52,011.80

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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.