Home / 88,341.12-132,512.64-26,012.80

Finding the Fourth Proportional to 88,341.12, 132,512.64 and 26,012.80

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Solution

The fourth proportional to 88,341.12, 132,512.64 and 26,012.80 is: 39,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,341.12 : 132,512.64 = 26,012.80 : x
  2. Step 2: Convert to fraction form
    88,341.12/132,512.64 = 26,012.80/x
  3. Step 3: Cross multiply
    88,341.12x = 132,512.64 × 26,012.80
  4. Step 4: Simplify right side
    88,341.12x = 3,447,024,801.79
  5. Step 5: Solve for x
    x = 3,447,024,801.79/88,341.12
  6. Step 6: Final answer
    x = 39,019.48

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1.5x scale

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.