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Finding the Fourth Proportional to 113,358.60, 170,044.30 and 34,475.40

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Solution

The fourth proportional to 113,358.60, 170,044.30 and 34,475.40 is: 51,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,358.60 : 170,044.30 = 34,475.40 : x
  2. Step 2: Convert to fraction form
    113,358.60/170,044.30 = 34,475.40/x
  3. Step 3: Cross multiply
    113,358.60x = 170,044.30 × 34,475.40
  4. Step 4: Simplify right side
    113,358.60x = 5,862,345,260.22
  5. Step 5: Solve for x
    x = 5,862,345,260.22/113,358.60
  6. Step 6: Final answer
    x = 51,715.05

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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.