Home / 88,153.23-132,249.81-28,989.42

Finding the Fourth Proportional to 88,153.23, 132,249.81 and 28,989.42

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Solution

The fourth proportional to 88,153.23, 132,249.81 and 28,989.42 is: 43,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,153.23 : 132,249.81 = 28,989.42 : x
  2. Step 2: Convert to fraction form
    88,153.23/132,249.81 = 28,989.42/x
  3. Step 3: Cross multiply
    88,153.23x = 132,249.81 × 28,989.42
  4. Step 4: Simplify right side
    88,153.23x = 3,833,845,287.01
  5. Step 5: Solve for x
    x = 3,833,845,287.01/88,153.23
  6. Step 6: Final answer
    x = 43,490.70

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1.5x scale

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.