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Finding the Fourth Proportional to 114,151, 157,528.56 and 63,850

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Solution

The fourth proportional to 114,151, 157,528.56 and 63,850 is: 88,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,151 : 157,528.56 = 63,850 : x
  2. Step 2: Convert to fraction form
    114,151/157,528.56 = 63,850/x
  3. Step 3: Cross multiply
    114,151x = 157,528.56 × 63,850
  4. Step 4: Simplify right side
    114,151x = 10,058,198,556
  5. Step 5: Solve for x
    x = 10,058,198,556/114,151
  6. Step 6: Final answer
    x = 88,113.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.