Home / 134,878.72-202,167.36-50,557.76

Finding the Fourth Proportional to 134,878.72, 202,167.36 and 50,557.76

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Solution

The fourth proportional to 134,878.72, 202,167.36 and 50,557.76 is: 75,780.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,878.72 : 202,167.36 = 50,557.76 : x
  2. Step 2: Convert to fraction form
    134,878.72/202,167.36 = 50,557.76/x
  3. Step 3: Cross multiply
    134,878.72x = 202,167.36 × 50,557.76
  4. Step 4: Simplify right side
    134,878.72x = 10,221,128,866.71
  5. Step 5: Solve for x
    x = 10,221,128,866.71/134,878.72
  6. Step 6: Final answer
    x = 75,780.14

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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.