Home / 88,389.16-132,608.49-29,266.45

Finding the Fourth Proportional to 88,389.16, 132,608.49 and 29,266.45

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Solution

The fourth proportional to 88,389.16, 132,608.49 and 29,266.45 is: 43,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,389.16 : 132,608.49 = 29,266.45 : x
  2. Step 2: Convert to fraction form
    88,389.16/132,608.49 = 29,266.45/x
  3. Step 3: Cross multiply
    88,389.16x = 132,608.49 × 29,266.45
  4. Step 4: Simplify right side
    88,389.16x = 3,880,979,742.16
  5. Step 5: Solve for x
    x = 3,880,979,742.16/88,389.16
  6. Step 6: Final answer
    x = 43,907.87

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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.