Home / 134,432.10-201,648.15-75,383.10

Finding the Fourth Proportional to 134,432.10, 201,648.15 and 75,383.10

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Solution

The fourth proportional to 134,432.10, 201,648.15 and 75,383.10 is: 113,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,432.10 : 201,648.15 = 75,383.10 : x
  2. Step 2: Convert to fraction form
    134,432.10/201,648.15 = 75,383.10/x
  3. Step 3: Cross multiply
    134,432.10x = 201,648.15 × 75,383.10
  4. Step 4: Simplify right side
    134,432.10x = 15,200,862,656.27
  5. Step 5: Solve for x
    x = 15,200,862,656.27/134,432.10
  6. Step 6: Final answer
    x = 113,074.65

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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.