Home / 159,366.20-238,994.22-70,681.74

Finding the Fourth Proportional to 159,366.20, 238,994.22 and 70,681.74

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Solution

The fourth proportional to 159,366.20, 238,994.22 and 70,681.74 is: 105,998.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,366.20 : 238,994.22 = 70,681.74 : x
  2. Step 2: Convert to fraction form
    159,366.20/238,994.22 = 70,681.74/x
  3. Step 3: Cross multiply
    159,366.20x = 238,994.22 × 70,681.74
  4. Step 4: Simplify right side
    159,366.20x = 16,892,527,319.54
  5. Step 5: Solve for x
    x = 16,892,527,319.54/159,366.20
  6. Step 6: Final answer
    x = 105,998.18

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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.