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Finding the Fourth Proportional to 239,636.25, 359,251.34 and 160,508.25

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Solution

The fourth proportional to 239,636.25, 359,251.34 and 160,508.25 is: 240,626.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,636.25 : 359,251.34 = 160,508.25 : x
  2. Step 2: Convert to fraction form
    239,636.25/359,251.34 = 160,508.25/x
  3. Step 3: Cross multiply
    239,636.25x = 359,251.34 × 160,508.25
  4. Step 4: Simplify right side
    239,636.25x = 57,662,803,091.01
  5. Step 5: Solve for x
    x = 57,662,803,091.01/239,636.25
  6. Step 6: Final answer
    x = 240,626.38

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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.