Home / 134,080.30-201,061.05-45,309.70

Finding the Fourth Proportional to 134,080.30, 201,061.05 and 45,309.70

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Solution

The fourth proportional to 134,080.30, 201,061.05 and 45,309.70 is: 67,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,080.30 : 201,061.05 = 45,309.70 : x
  2. Step 2: Convert to fraction form
    134,080.30/201,061.05 = 45,309.70/x
  3. Step 3: Cross multiply
    134,080.30x = 201,061.05 × 45,309.70
  4. Step 4: Simplify right side
    134,080.30x = 9,110,015,857.19
  5. Step 5: Solve for x
    x = 9,110,015,857.19/134,080.30
  6. Step 6: Final answer
    x = 67,944.48

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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.