Home / 114,375.52-171,627.72-89,345.35

Finding the Fourth Proportional to 114,375.52, 171,627.72 and 89,345.35

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Solution

The fourth proportional to 114,375.52, 171,627.72 and 89,345.35 is: 134,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,375.52 : 171,627.72 = 89,345.35 : x
  2. Step 2: Convert to fraction form
    114,375.52/171,627.72 = 89,345.35/x
  3. Step 3: Cross multiply
    114,375.52x = 171,627.72 × 89,345.35
  4. Step 4: Simplify right side
    114,375.52x = 15,334,138,713.10
  5. Step 5: Solve for x
    x = 15,334,138,713.10/114,375.52
  6. Step 6: Final answer
    x = 134,068.36

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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.