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Finding the Fourth Proportional to 242,348.48, 334,392.03 and 146,799.66

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Solution

The fourth proportional to 242,348.48, 334,392.03 and 146,799.66 is: 202,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,348.48 : 334,392.03 = 146,799.66 : x
  2. Step 2: Convert to fraction form
    242,348.48/334,392.03 = 146,799.66/x
  3. Step 3: Cross multiply
    242,348.48x = 334,392.03 × 146,799.66
  4. Step 4: Simplify right side
    242,348.48x = 49,088,636,310.71
  5. Step 5: Solve for x
    x = 49,088,636,310.71/242,348.48
  6. Step 6: Final answer
    x = 202,553.93

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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.