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Finding the Fourth Proportional to 79,577.56, 119,347.78 and 23,402.64

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Solution

The fourth proportional to 79,577.56, 119,347.78 and 23,402.64 is: 35,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,577.56 : 119,347.78 = 23,402.64 : x
  2. Step 2: Convert to fraction form
    79,577.56/119,347.78 = 23,402.64/x
  3. Step 3: Cross multiply
    79,577.56x = 119,347.78 × 23,402.64
  4. Step 4: Simplify right side
    79,577.56x = 2,793,053,130.14
  5. Step 5: Solve for x
    x = 2,793,053,130.14/79,577.56
  6. Step 6: Final answer
    x = 35,098.50

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1.5x scale

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.