Home / 105,244.24-157,861.20-38,679.28

Finding the Fourth Proportional to 105,244.24, 157,861.20 and 38,679.28

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Solution

The fourth proportional to 105,244.24, 157,861.20 and 38,679.28 is: 58,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,244.24 : 157,861.20 = 38,679.28 : x
  2. Step 2: Convert to fraction form
    105,244.24/157,861.20 = 38,679.28/x
  3. Step 3: Cross multiply
    105,244.24x = 157,861.20 × 38,679.28
  4. Step 4: Simplify right side
    105,244.24x = 6,105,957,555.94
  5. Step 5: Solve for x
    x = 6,105,957,555.94/105,244.24
  6. Step 6: Final answer
    x = 58,017.02

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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.