Home / 79,717.04-119,535-44,647.28

Finding the Fourth Proportional to 79,717.04, 119,535 and 44,647.28

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Solution

The fourth proportional to 79,717.04, 119,535 and 44,647.28 is: 66,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,717.04 : 119,535 = 44,647.28 : x
  2. Step 2: Convert to fraction form
    79,717.04/119,535 = 44,647.28/x
  3. Step 3: Cross multiply
    79,717.04x = 119,535 × 44,647.28
  4. Step 4: Simplify right side
    79,717.04x = 5,336,912,614.80
  5. Step 5: Solve for x
    x = 5,336,912,614.80/79,717.04
  6. Step 6: Final answer
    x = 66,948.20

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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.