Home / 148,730.67-223,178.02-69,842.85

Finding the Fourth Proportional to 148,730.67, 223,178.02 and 69,842.85

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Solution

The fourth proportional to 148,730.67, 223,178.02 and 69,842.85 is: 104,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,730.67 : 223,178.02 = 69,842.85 : x
  2. Step 2: Convert to fraction form
    148,730.67/223,178.02 = 69,842.85/x
  3. Step 3: Cross multiply
    148,730.67x = 223,178.02 × 69,842.85
  4. Step 4: Simplify right side
    148,730.67x = 15,587,388,974.16
  5. Step 5: Solve for x
    x = 15,587,388,974.16/148,730.67
  6. Step 6: Final answer
    x = 104,802.79

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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.