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Finding the Fourth Proportional to 79,513.65, 119,225.12 and 32,710.77

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Solution

The fourth proportional to 79,513.65, 119,225.12 and 32,710.77 is: 49,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,513.65 : 119,225.12 = 32,710.77 : x
  2. Step 2: Convert to fraction form
    79,513.65/119,225.12 = 32,710.77/x
  3. Step 3: Cross multiply
    79,513.65x = 119,225.12 × 32,710.77
  4. Step 4: Simplify right side
    79,513.65x = 3,899,945,314.99
  5. Step 5: Solve for x
    x = 3,899,945,314.99/79,513.65
  6. Step 6: Final answer
    x = 49,047.49

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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.