Home / 63,034.13-86,985.60-34,354.69

Finding the Fourth Proportional to 63,034.13, 86,985.60 and 34,354.69

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Solution

The fourth proportional to 63,034.13, 86,985.60 and 34,354.69 is: 47,408.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,034.13 : 86,985.60 = 34,354.69 : x
  2. Step 2: Convert to fraction form
    63,034.13/86,985.60 = 34,354.69/x
  3. Step 3: Cross multiply
    63,034.13x = 86,985.60 × 34,354.69
  4. Step 4: Simplify right side
    63,034.13x = 2,988,363,562.77
  5. Step 5: Solve for x
    x = 2,988,363,562.77/63,034.13
  6. Step 6: Final answer
    x = 47,408.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.