Home / 131,615.16-197,449.38-42,844.83

Finding the Fourth Proportional to 131,615.16, 197,449.38 and 42,844.83

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Solution

The fourth proportional to 131,615.16, 197,449.38 and 42,844.83 is: 64,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,615.16 : 197,449.38 = 42,844.83 : x
  2. Step 2: Convert to fraction form
    131,615.16/197,449.38 = 42,844.83/x
  3. Step 3: Cross multiply
    131,615.16x = 197,449.38 × 42,844.83
  4. Step 4: Simplify right side
    131,615.16x = 8,459,685,119.71
  5. Step 5: Solve for x
    x = 8,459,685,119.71/131,615.16
  6. Step 6: Final answer
    x = 64,275.92

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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.