Home / 88,070.32-132,111.76-35,480.08

Finding the Fourth Proportional to 88,070.32, 132,111.76 and 35,480.08

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Solution

The fourth proportional to 88,070.32, 132,111.76 and 35,480.08 is: 53,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,070.32 : 132,111.76 = 35,480.08 : x
  2. Step 2: Convert to fraction form
    88,070.32/132,111.76 = 35,480.08/x
  3. Step 3: Cross multiply
    88,070.32x = 132,111.76 × 35,480.08
  4. Step 4: Simplify right side
    88,070.32x = 4,687,335,813.74
  5. Step 5: Solve for x
    x = 4,687,335,813.74/88,070.32
  6. Step 6: Final answer
    x = 53,222.65

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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.