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Finding the Fourth Proportional to 158,902.68, 238,384.74 and 60,399

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Solution

The fourth proportional to 158,902.68, 238,384.74 and 60,399 is: 90,610.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,902.68 : 238,384.74 = 60,399 : x
  2. Step 2: Convert to fraction form
    158,902.68/238,384.74 = 60,399/x
  3. Step 3: Cross multiply
    158,902.68x = 238,384.74 × 60,399
  4. Step 4: Simplify right side
    158,902.68x = 14,398,199,911.26
  5. Step 5: Solve for x
    x = 14,398,199,911.26/158,902.68
  6. Step 6: Final answer
    x = 90,610.18

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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.