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Finding the Fourth Proportional to 159,889.41, 239,707.58 and 60,038.48

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Solution

The fourth proportional to 159,889.41, 239,707.58 and 60,038.48 is: 90,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,889.41 : 239,707.58 = 60,038.48 : x
  2. Step 2: Convert to fraction form
    159,889.41/239,707.58 = 60,038.48/x
  3. Step 3: Cross multiply
    159,889.41x = 239,707.58 × 60,038.48
  4. Step 4: Simplify right side
    159,889.41x = 14,391,677,549.14
  5. Step 5: Solve for x
    x = 14,391,677,549.14/159,889.41
  6. Step 6: Final answer
    x = 90,010.20

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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.