Home / 74,176.75-111,279.08-29,807.02

Finding the Fourth Proportional to 74,176.75, 111,279.08 and 29,807.02

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Solution

The fourth proportional to 74,176.75, 111,279.08 and 29,807.02 is: 44,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,176.75 : 111,279.08 = 29,807.02 : x
  2. Step 2: Convert to fraction form
    74,176.75/111,279.08 = 29,807.02/x
  3. Step 3: Cross multiply
    74,176.75x = 111,279.08 × 29,807.02
  4. Step 4: Simplify right side
    74,176.75x = 3,316,897,763.14
  5. Step 5: Solve for x
    x = 3,316,897,763.14/74,176.75
  6. Step 6: Final answer
    x = 44,716.14

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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.