Home / 99,244.20-148,501.80-73,000.20

Finding the Fourth Proportional to 99,244.20, 148,501.80 and 73,000.20

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Solution

The fourth proportional to 99,244.20, 148,501.80 and 73,000.20 is: 109,232.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,244.20 : 148,501.80 = 73,000.20 : x
  2. Step 2: Convert to fraction form
    99,244.20/148,501.80 = 73,000.20/x
  3. Step 3: Cross multiply
    99,244.20x = 148,501.80 × 73,000.20
  4. Step 4: Simplify right side
    99,244.20x = 10,840,661,100.36
  5. Step 5: Solve for x
    x = 10,840,661,100.36/99,244.20
  6. Step 6: Final answer
    x = 109,232.19

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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.