Home / 103,132.30-154,659.57-43,164.93

Finding the Fourth Proportional to 103,132.30, 154,659.57 and 43,164.93

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Solution

The fourth proportional to 103,132.30, 154,659.57 and 43,164.93 is: 64,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,132.30 : 154,659.57 = 43,164.93 : x
  2. Step 2: Convert to fraction form
    103,132.30/154,659.57 = 43,164.93/x
  3. Step 3: Cross multiply
    103,132.30x = 154,659.57 × 43,164.93
  4. Step 4: Simplify right side
    103,132.30x = 6,675,869,939.54
  5. Step 5: Solve for x
    x = 6,675,869,939.54/103,132.30
  6. Step 6: Final answer
    x = 64,731.13

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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.