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Finding the Fourth Proportional to 238,332.02, 328,818.16 and 134,952.09

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Solution

The fourth proportional to 238,332.02, 328,818.16 and 134,952.09 is: 186,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,332.02 : 328,818.16 = 134,952.09 : x
  2. Step 2: Convert to fraction form
    238,332.02/328,818.16 = 134,952.09/x
  3. Step 3: Cross multiply
    238,332.02x = 328,818.16 × 134,952.09
  4. Step 4: Simplify right side
    238,332.02x = 44,374,696,277.86
  5. Step 5: Solve for x
    x = 44,374,696,277.86/238,332.02
  6. Step 6: Final answer
    x = 186,188.56

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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.