Home / 88,358.85-132,550.59-28,389.14

Finding the Fourth Proportional to 88,358.85, 132,550.59 and 28,389.14

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Solution

The fourth proportional to 88,358.85, 132,550.59 and 28,389.14 is: 42,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358.85 : 132,550.59 = 28,389.14 : x
  2. Step 2: Convert to fraction form
    88,358.85/132,550.59 = 28,389.14/x
  3. Step 3: Cross multiply
    88,358.85x = 132,550.59 × 28,389.14
  4. Step 4: Simplify right side
    88,358.85x = 3,762,997,587.97
  5. Step 5: Solve for x
    x = 3,762,997,587.97/88,358.85
  6. Step 6: Final answer
    x = 42,587.67

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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.