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Finding the Fourth Proportional to 239,366.16, 359,010.30 and 113,006.16

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Solution

The fourth proportional to 239,366.16, 359,010.30 and 113,006.16 is: 169,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,366.16 : 359,010.30 = 113,006.16 : x
  2. Step 2: Convert to fraction form
    239,366.16/359,010.30 = 113,006.16/x
  3. Step 3: Cross multiply
    239,366.16x = 359,010.30 × 113,006.16
  4. Step 4: Simplify right side
    239,366.16x = 40,570,375,403.45
  5. Step 5: Solve for x
    x = 40,570,375,403.45/239,366.16
  6. Step 6: Final answer
    x = 169,490.86

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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.