Home / 159,034.80-219,488.76-102,610.32

Finding the Fourth Proportional to 159,034.80, 219,488.76 and 102,610.32

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Solution

The fourth proportional to 159,034.80, 219,488.76 and 102,610.32 is: 141,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,034.80 : 219,488.76 = 102,610.32 : x
  2. Step 2: Convert to fraction form
    159,034.80/219,488.76 = 102,610.32/x
  3. Step 3: Cross multiply
    159,034.80x = 219,488.76 × 102,610.32
  4. Step 4: Simplify right side
    159,034.80x = 22,521,811,900.00
  5. Step 5: Solve for x
    x = 22,521,811,900.00/159,034.80
  6. Step 6: Final answer
    x = 141,615.62

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1.5x scale

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.