Home / 175,079.28-241,609.20-103,485.12

Finding the Fourth Proportional to 175,079.28, 241,609.20 and 103,485.12

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Solution

The fourth proportional to 175,079.28, 241,609.20 and 103,485.12 is: 142,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,079.28 : 241,609.20 = 103,485.12 : x
  2. Step 2: Convert to fraction form
    175,079.28/241,609.20 = 103,485.12/x
  3. Step 3: Cross multiply
    175,079.28x = 241,609.20 × 103,485.12
  4. Step 4: Simplify right side
    175,079.28x = 25,002,957,055.10
  5. Step 5: Solve for x
    x = 25,002,957,055.10/175,079.28
  6. Step 6: Final answer
    x = 142,809.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.