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Finding the Fourth Proportional to 110,047.56, 165,023.28 and 38,946.57

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Solution

The fourth proportional to 110,047.56, 165,023.28 and 38,946.57 is: 58,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,047.56 : 165,023.28 = 38,946.57 : x
  2. Step 2: Convert to fraction form
    110,047.56/165,023.28 = 38,946.57/x
  3. Step 3: Cross multiply
    110,047.56x = 165,023.28 × 38,946.57
  4. Step 4: Simplify right side
    110,047.56x = 6,427,090,580.10
  5. Step 5: Solve for x
    x = 6,427,090,580.10/110,047.56
  6. Step 6: Final answer
    x = 58,402.84

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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.