Home / 88,140.66-132,182.94-28,962.68

Finding the Fourth Proportional to 88,140.66, 132,182.94 and 28,962.68

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Solution

The fourth proportional to 88,140.66, 132,182.94 and 28,962.68 is: 43,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,140.66 : 132,182.94 = 28,962.68 : x
  2. Step 2: Convert to fraction form
    88,140.66/132,182.94 = 28,962.68/x
  3. Step 3: Cross multiply
    88,140.66x = 132,182.94 × 28,962.68
  4. Step 4: Simplify right side
    88,140.66x = 3,828,372,192.68
  5. Step 5: Solve for x
    x = 3,828,372,192.68/88,140.66
  6. Step 6: Final answer
    x = 43,434.80

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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.