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Finding the Fourth Proportional to 239,446.60, 359,255.76 and 102,612.29

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Solution

The fourth proportional to 239,446.60, 359,255.76 and 102,612.29 is: 153,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,446.60 : 359,255.76 = 102,612.29 : x
  2. Step 2: Convert to fraction form
    239,446.60/359,255.76 = 102,612.29/x
  3. Step 3: Cross multiply
    239,446.60x = 359,255.76 × 102,612.29
  4. Step 4: Simplify right side
    239,446.60x = 36,864,054,048.22
  5. Step 5: Solve for x
    x = 36,864,054,048.22/239,446.60
  6. Step 6: Final answer
    x = 153,955.22

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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.