Home / 88,411.08-132,637.68-26,081.64

Finding the Fourth Proportional to 88,411.08, 132,637.68 and 26,081.64

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Solution

The fourth proportional to 88,411.08, 132,637.68 and 26,081.64 is: 39,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,411.08 : 132,637.68 = 26,081.64 : x
  2. Step 2: Convert to fraction form
    88,411.08/132,637.68 = 26,081.64/x
  3. Step 3: Cross multiply
    88,411.08x = 132,637.68 × 26,081.64
  4. Step 4: Simplify right side
    88,411.08x = 3,459,408,220.20
  5. Step 5: Solve for x
    x = 3,459,408,220.20/88,411.08
  6. Step 6: Final answer
    x = 39,128.67

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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.