Home / 88,475.04-132,400.74-55,210.76

Finding the Fourth Proportional to 88,475.04, 132,400.74 and 55,210.76

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Solution

The fourth proportional to 88,475.04, 132,400.74 and 55,210.76 is: 82,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,475.04 : 132,400.74 = 55,210.76 : x
  2. Step 2: Convert to fraction form
    88,475.04/132,400.74 = 55,210.76/x
  3. Step 3: Cross multiply
    88,475.04x = 132,400.74 × 55,210.76
  4. Step 4: Simplify right side
    88,475.04x = 7,309,945,479.96
  5. Step 5: Solve for x
    x = 7,309,945,479.96/88,475.04
  6. Step 6: Final answer
    x = 82,621.56

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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.