Home / 88,077.61-132,115.95-21,518.11

Finding the Fourth Proportional to 88,077.61, 132,115.95 and 21,518.11

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Solution

The fourth proportional to 88,077.61, 132,115.95 and 21,518.11 is: 32,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.61 : 132,115.95 = 21,518.11 : x
  2. Step 2: Convert to fraction form
    88,077.61/132,115.95 = 21,518.11/x
  3. Step 3: Cross multiply
    88,077.61x = 132,115.95 × 21,518.11
  4. Step 4: Simplify right side
    88,077.61x = 2,842,885,544.85
  5. Step 5: Solve for x
    x = 2,842,885,544.85/88,077.61
  6. Step 6: Final answer
    x = 32,277.05

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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.