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Finding the Fourth Proportional to 238,223.64, 357,330.42 and 60,730.68

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Solution

The fourth proportional to 238,223.64, 357,330.42 and 60,730.68 is: 91,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,223.64 : 357,330.42 = 60,730.68 : x
  2. Step 2: Convert to fraction form
    238,223.64/357,330.42 = 60,730.68/x
  3. Step 3: Cross multiply
    238,223.64x = 357,330.42 × 60,730.68
  4. Step 4: Simplify right side
    238,223.64x = 21,700,919,391.29
  5. Step 5: Solve for x
    x = 21,700,919,391.29/238,223.64
  6. Step 6: Final answer
    x = 91,094.74

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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.