Home / 88,242.36-132,364.91-28,282.11

Finding the Fourth Proportional to 88,242.36, 132,364.91 and 28,282.11

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Solution

The fourth proportional to 88,242.36, 132,364.91 and 28,282.11 is: 42,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,242.36 : 132,364.91 = 28,282.11 : x
  2. Step 2: Convert to fraction form
    88,242.36/132,364.91 = 28,282.11/x
  3. Step 3: Cross multiply
    88,242.36x = 132,364.91 × 28,282.11
  4. Step 4: Simplify right side
    88,242.36x = 3,743,559,184.11
  5. Step 5: Solve for x
    x = 3,743,559,184.11/88,242.36
  6. Step 6: Final answer
    x = 42,423.61

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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.