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Finding the Fourth Proportional to 159,279.23, 238,706.53 and 59,338.82

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Solution

The fourth proportional to 159,279.23, 238,706.53 and 59,338.82 is: 88,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,279.23 : 238,706.53 = 59,338.82 : x
  2. Step 2: Convert to fraction form
    159,279.23/238,706.53 = 59,338.82/x
  3. Step 3: Cross multiply
    159,279.23x = 238,706.53 × 59,338.82
  4. Step 4: Simplify right side
    159,279.23x = 14,164,563,816.49
  5. Step 5: Solve for x
    x = 14,164,563,816.49/159,279.23
  6. Step 6: Final answer
    x = 88,929.13

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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.