Home / 113,162.24-169,780.20-53,990.25

Finding the Fourth Proportional to 113,162.24, 169,780.20 and 53,990.25

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Solution

The fourth proportional to 113,162.24, 169,780.20 and 53,990.25 is: 81,002.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,162.24 : 169,780.20 = 53,990.25 : x
  2. Step 2: Convert to fraction form
    113,162.24/169,780.20 = 53,990.25/x
  3. Step 3: Cross multiply
    113,162.24x = 169,780.20 × 53,990.25
  4. Step 4: Simplify right side
    113,162.24x = 9,166,475,443.05
  5. Step 5: Solve for x
    x = 9,166,475,443.05/113,162.24
  6. Step 6: Final answer
    x = 81,002.96

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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.