Home / 134,610.50-185,751.42-77,267.36

Finding the Fourth Proportional to 134,610.50, 185,751.42 and 77,267.36

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Solution

The fourth proportional to 134,610.50, 185,751.42 and 77,267.36 is: 106,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,610.50 : 185,751.42 = 77,267.36 : x
  2. Step 2: Convert to fraction form
    134,610.50/185,751.42 = 77,267.36/x
  3. Step 3: Cross multiply
    134,610.50x = 185,751.42 × 77,267.36
  4. Step 4: Simplify right side
    134,610.50x = 14,352,521,839.65
  5. Step 5: Solve for x
    x = 14,352,521,839.65/134,610.50
  6. Step 6: Final answer
    x = 106,622.60

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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.