Home / 134,821.28-202,074.48-101,434.10

Finding the Fourth Proportional to 134,821.28, 202,074.48 and 101,434.10

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Solution

The fourth proportional to 134,821.28, 202,074.48 and 101,434.10 is: 152,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,821.28 : 202,074.48 = 101,434.10 : x
  2. Step 2: Convert to fraction form
    134,821.28/202,074.48 = 101,434.10/x
  3. Step 3: Cross multiply
    134,821.28x = 202,074.48 × 101,434.10
  4. Step 4: Simplify right side
    134,821.28x = 20,497,242,001.40
  5. Step 5: Solve for x
    x = 20,497,242,001.40/134,821.28
  6. Step 6: Final answer
    x = 152,032.69

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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.