Home / 107,217.14-147,525.12-88,026.21

Finding the Fourth Proportional to 107,217.14, 147,525.12 and 88,026.21

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Solution

The fourth proportional to 107,217.14, 147,525.12 and 88,026.21 is: 121,119.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,217.14 : 147,525.12 = 88,026.21 : x
  2. Step 2: Convert to fraction form
    107,217.14/147,525.12 = 88,026.21/x
  3. Step 3: Cross multiply
    107,217.14x = 147,525.12 × 88,026.21
  4. Step 4: Simplify right side
    107,217.14x = 12,986,077,193.40
  5. Step 5: Solve for x
    x = 12,986,077,193.40/107,217.14
  6. Step 6: Final answer
    x = 121,119.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.