Home / 253,543.28-349,886.46-146,123.31

Finding the Fourth Proportional to 253,543.28, 349,886.46 and 146,123.31

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Solution

The fourth proportional to 253,543.28, 349,886.46 and 146,123.31 is: 201,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,543.28 : 349,886.46 = 146,123.31 : x
  2. Step 2: Convert to fraction form
    253,543.28/349,886.46 = 146,123.31/x
  3. Step 3: Cross multiply
    253,543.28x = 349,886.46 × 146,123.31
  4. Step 4: Simplify right side
    253,543.28x = 51,126,567,659.38
  5. Step 5: Solve for x
    x = 51,126,567,659.38/253,543.28
  6. Step 6: Final answer
    x = 201,648.29

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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.