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Finding the Fourth Proportional to 237,994.59, 328,376.20 and 134,631.16

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Solution

The fourth proportional to 237,994.59, 328,376.20 and 134,631.16 is: 185,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,994.59 : 328,376.20 = 134,631.16 : x
  2. Step 2: Convert to fraction form
    237,994.59/328,376.20 = 134,631.16/x
  3. Step 3: Cross multiply
    237,994.59x = 328,376.20 × 134,631.16
  4. Step 4: Simplify right side
    237,994.59x = 44,209,668,722.39
  5. Step 5: Solve for x
    x = 44,209,668,722.39/237,994.59
  6. Step 6: Final answer
    x = 185,759.13

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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.