Home / 88,276.40-132,431.66-37,674.69

Finding the Fourth Proportional to 88,276.40, 132,431.66 and 37,674.69

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Solution

The fourth proportional to 88,276.40, 132,431.66 and 37,674.69 is: 56,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,276.40 : 132,431.66 = 37,674.69 : x
  2. Step 2: Convert to fraction form
    88,276.40/132,431.66 = 37,674.69/x
  3. Step 3: Cross multiply
    88,276.40x = 132,431.66 × 37,674.69
  4. Step 4: Simplify right side
    88,276.40x = 4,989,321,937.90
  5. Step 5: Solve for x
    x = 4,989,321,937.90/88,276.40
  6. Step 6: Final answer
    x = 56,519.32

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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.