Home / 243,098.24-335,509.38-135,675.19

Finding the Fourth Proportional to 243,098.24, 335,509.38 and 135,675.19

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Solution

The fourth proportional to 243,098.24, 335,509.38 and 135,675.19 is: 187,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,098.24 : 335,509.38 = 135,675.19 : x
  2. Step 2: Convert to fraction form
    243,098.24/335,509.38 = 135,675.19/x
  3. Step 3: Cross multiply
    243,098.24x = 335,509.38 × 135,675.19
  4. Step 4: Simplify right side
    243,098.24x = 45,520,299,806.45
  5. Step 5: Solve for x
    x = 45,520,299,806.45/243,098.24
  6. Step 6: Final answer
    x = 187,250.64

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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.