Home / 113,032.98-156,007.04-74,793.29

Finding the Fourth Proportional to 113,032.98, 156,007.04 and 74,793.29

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Solution

The fourth proportional to 113,032.98, 156,007.04 and 74,793.29 is: 103,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,032.98 : 156,007.04 = 74,793.29 : x
  2. Step 2: Convert to fraction form
    113,032.98/156,007.04 = 74,793.29/x
  3. Step 3: Cross multiply
    113,032.98x = 156,007.04 × 74,793.29
  4. Step 4: Simplify right side
    113,032.98x = 11,668,278,630.76
  5. Step 5: Solve for x
    x = 11,668,278,630.76/113,032.98
  6. Step 6: Final answer
    x = 103,228.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.