Home / 134,864.50-202,306.47-51,758.50

Finding the Fourth Proportional to 134,864.50, 202,306.47 and 51,758.50

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Solution

The fourth proportional to 134,864.50, 202,306.47 and 51,758.50 is: 77,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,864.50 : 202,306.47 = 51,758.50 : x
  2. Step 2: Convert to fraction form
    134,864.50/202,306.47 = 51,758.50/x
  3. Step 3: Cross multiply
    134,864.50x = 202,306.47 × 51,758.50
  4. Step 4: Simplify right side
    134,864.50x = 10,471,079,427.50
  5. Step 5: Solve for x
    x = 10,471,079,427.50/134,864.50
  6. Step 6: Final answer
    x = 77,641.48

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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.