Home / 79,484.18-119,267.15-43,938.86

Finding the Fourth Proportional to 79,484.18, 119,267.15 and 43,938.86

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Solution

The fourth proportional to 79,484.18, 119,267.15 and 43,938.86 is: 65,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.18 : 119,267.15 = 43,938.86 : x
  2. Step 2: Convert to fraction form
    79,484.18/119,267.15 = 43,938.86/x
  3. Step 3: Cross multiply
    79,484.18x = 119,267.15 × 43,938.86
  4. Step 4: Simplify right side
    79,484.18x = 5,240,461,790.42
  5. Step 5: Solve for x
    x = 5,240,461,790.42/79,484.18
  6. Step 6: Final answer
    x = 65,930.88

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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.