Home / 202,434.23-279,475.85-134,543.27

Finding the Fourth Proportional to 202,434.23, 279,475.85 and 134,543.27

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Solution

The fourth proportional to 202,434.23, 279,475.85 and 134,543.27 is: 185,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,434.23 : 279,475.85 = 134,543.27 : x
  2. Step 2: Convert to fraction form
    202,434.23/279,475.85 = 134,543.27/x
  3. Step 3: Cross multiply
    202,434.23x = 279,475.85 × 134,543.27
  4. Step 4: Simplify right side
    202,434.23x = 37,601,594,745.03
  5. Step 5: Solve for x
    x = 37,601,594,745.03/202,434.23
  6. Step 6: Final answer
    x = 185,747.22

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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.