Home / 134,658.33-185,820.15-74,225.85

Finding the Fourth Proportional to 134,658.33, 185,820.15 and 74,225.85

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Solution

The fourth proportional to 134,658.33, 185,820.15 and 74,225.85 is: 102,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,658.33 : 185,820.15 = 74,225.85 : x
  2. Step 2: Convert to fraction form
    134,658.33/185,820.15 = 74,225.85/x
  3. Step 3: Cross multiply
    134,658.33x = 185,820.15 × 74,225.85
  4. Step 4: Simplify right side
    134,658.33x = 13,792,658,998.88
  5. Step 5: Solve for x
    x = 13,792,658,998.88/134,658.33
  6. Step 6: Final answer
    x = 102,427.07

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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.