Home / 113,641.28-170,434.58-34,756.19

Finding the Fourth Proportional to 113,641.28, 170,434.58 and 34,756.19

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Solution

The fourth proportional to 113,641.28, 170,434.58 and 34,756.19 is: 52,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,641.28 : 170,434.58 = 34,756.19 : x
  2. Step 2: Convert to fraction form
    113,641.28/170,434.58 = 34,756.19/x
  3. Step 3: Cross multiply
    113,641.28x = 170,434.58 × 34,756.19
  4. Step 4: Simplify right side
    113,641.28x = 5,923,655,619.10
  5. Step 5: Solve for x
    x = 5,923,655,619.10/113,641.28
  6. Step 6: Final answer
    x = 52,125.92

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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.