Home / 88,292.30-132,511.35-40,980.20

Finding the Fourth Proportional to 88,292.30, 132,511.35 and 40,980.20

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Solution

The fourth proportional to 88,292.30, 132,511.35 and 40,980.20 is: 61,504.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,292.30 : 132,511.35 = 40,980.20 : x
  2. Step 2: Convert to fraction form
    88,292.30/132,511.35 = 40,980.20/x
  3. Step 3: Cross multiply
    88,292.30x = 132,511.35 × 40,980.20
  4. Step 4: Simplify right side
    88,292.30x = 5,430,341,625.27
  5. Step 5: Solve for x
    x = 5,430,341,625.27/88,292.30
  6. Step 6: Final answer
    x = 61,504.14

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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.