Home / 148,948.80-223,233.12-69,888.48

Finding the Fourth Proportional to 148,948.80, 223,233.12 and 69,888.48

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Solution

The fourth proportional to 148,948.80, 223,233.12 and 69,888.48 is: 104,743.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,948.80 : 223,233.12 = 69,888.48 : x
  2. Step 2: Convert to fraction form
    148,948.80/223,233.12 = 69,888.48/x
  3. Step 3: Cross multiply
    148,948.80x = 223,233.12 × 69,888.48
  4. Step 4: Simplify right side
    148,948.80x = 15,601,423,442.46
  5. Step 5: Solve for x
    x = 15,601,423,442.46/148,948.80
  6. Step 6: Final answer
    x = 104,743.53

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1.5x scale

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.