Home / 88,421.49-132,648.64-29,257.67

Finding the Fourth Proportional to 88,421.49, 132,648.64 and 29,257.67

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Solution

The fourth proportional to 88,421.49, 132,648.64 and 29,257.67 is: 43,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.49 : 132,648.64 = 29,257.67 : x
  2. Step 2: Convert to fraction form
    88,421.49/132,648.64 = 29,257.67/x
  3. Step 3: Cross multiply
    88,421.49x = 132,648.64 × 29,257.67
  4. Step 4: Simplify right side
    88,421.49x = 3,880,989,833.93
  5. Step 5: Solve for x
    x = 3,880,989,833.93/88,421.49
  6. Step 6: Final answer
    x = 43,891.93

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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.