Home / 79,421.31-119,155.05-32,011.88

Finding the Fourth Proportional to 79,421.31, 119,155.05 and 32,011.88

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Solution

The fourth proportional to 79,421.31, 119,155.05 and 32,011.88 is: 48,027.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,421.31 : 119,155.05 = 32,011.88 : x
  2. Step 2: Convert to fraction form
    79,421.31/119,155.05 = 32,011.88/x
  3. Step 3: Cross multiply
    79,421.31x = 119,155.05 × 32,011.88
  4. Step 4: Simplify right side
    79,421.31x = 3,814,376,566.22
  5. Step 5: Solve for x
    x = 3,814,376,566.22/79,421.31
  6. Step 6: Final answer
    x = 48,027.12

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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.