Home / 134,686.91-202,029.03-51,580.91

Finding the Fourth Proportional to 134,686.91, 202,029.03 and 51,580.91

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Solution

The fourth proportional to 134,686.91, 202,029.03 and 51,580.91 is: 77,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,686.91 : 202,029.03 = 51,580.91 : x
  2. Step 2: Convert to fraction form
    134,686.91/202,029.03 = 51,580.91/x
  3. Step 3: Cross multiply
    134,686.91x = 202,029.03 × 51,580.91
  4. Step 4: Simplify right side
    134,686.91x = 10,420,841,213.82
  5. Step 5: Solve for x
    x = 10,420,841,213.82/134,686.91
  6. Step 6: Final answer
    x = 77,370.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.