Home / 158,868.12-238,402.60-88,793.40

Finding the Fourth Proportional to 158,868.12, 238,402.60 and 88,793.40

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Solution

The fourth proportional to 158,868.12, 238,402.60 and 88,793.40 is: 133,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,868.12 : 238,402.60 = 88,793.40 : x
  2. Step 2: Convert to fraction form
    158,868.12/238,402.60 = 88,793.40/x
  3. Step 3: Cross multiply
    158,868.12x = 238,402.60 × 88,793.40
  4. Step 4: Simplify right side
    158,868.12x = 21,168,577,422.84
  5. Step 5: Solve for x
    x = 21,168,577,422.84/158,868.12
  6. Step 6: Final answer
    x = 133,246.23

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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.