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Finding the Fourth Proportional to 158,553, 237,661.92 and 58,649.04

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Solution

The fourth proportional to 158,553, 237,661.92 and 58,649.04 is: 87,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,553 : 237,661.92 = 58,649.04 : x
  2. Step 2: Convert to fraction form
    158,553/237,661.92 = 58,649.04/x
  3. Step 3: Cross multiply
    158,553x = 237,661.92 × 58,649.04
  4. Step 4: Simplify right side
    158,553x = 13,938,643,452.56
  5. Step 5: Solve for x
    x = 13,938,643,452.56/158,553
  6. Step 6: Final answer
    x = 87,911.57

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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.