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Finding the Fourth Proportional to 261,010.52, 360,188.48 and 152,107.92

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Solution

The fourth proportional to 261,010.52, 360,188.48 and 152,107.92 is: 209,905.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,010.52 : 360,188.48 = 152,107.92 : x
  2. Step 2: Convert to fraction form
    261,010.52/360,188.48 = 152,107.92/x
  3. Step 3: Cross multiply
    261,010.52x = 360,188.48 × 152,107.92
  4. Step 4: Simplify right side
    261,010.52x = 54,787,520,500.76
  5. Step 5: Solve for x
    x = 54,787,520,500.76/261,010.52
  6. Step 6: Final answer
    x = 209,905.41

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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.