Home / 114,928.90-172,393.35-58,747.30

Finding the Fourth Proportional to 114,928.90, 172,393.35 and 58,747.30

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Solution

The fourth proportional to 114,928.90, 172,393.35 and 58,747.30 is: 88,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,928.90 : 172,393.35 = 58,747.30 : x
  2. Step 2: Convert to fraction form
    114,928.90/172,393.35 = 58,747.30/x
  3. Step 3: Cross multiply
    114,928.90x = 172,393.35 × 58,747.30
  4. Step 4: Simplify right side
    114,928.90x = 10,127,643,850.46
  5. Step 5: Solve for x
    x = 10,127,643,850.46/114,928.90
  6. Step 6: Final answer
    x = 88,120.95

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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.