Home / 253,278.76-349,372.38-167,238.52

Finding the Fourth Proportional to 253,278.76, 349,372.38 and 167,238.52

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Solution

The fourth proportional to 253,278.76, 349,372.38 and 167,238.52 is: 230,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,278.76 : 349,372.38 = 167,238.52 : x
  2. Step 2: Convert to fraction form
    253,278.76/349,372.38 = 167,238.52/x
  3. Step 3: Cross multiply
    253,278.76x = 349,372.38 × 167,238.52
  4. Step 4: Simplify right side
    253,278.76x = 58,428,519,760.08
  5. Step 5: Solve for x
    x = 58,428,519,760.08/253,278.76
  6. Step 6: Final answer
    x = 230,688.59

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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.