Home / 75,376.08-104,020.20-43,547.76

Finding the Fourth Proportional to 75,376.08, 104,020.20 and 43,547.76

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Solution

The fourth proportional to 75,376.08, 104,020.20 and 43,547.76 is: 60,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,376.08 : 104,020.20 = 43,547.76 : x
  2. Step 2: Convert to fraction form
    75,376.08/104,020.20 = 43,547.76/x
  3. Step 3: Cross multiply
    75,376.08x = 104,020.20 × 43,547.76
  4. Step 4: Simplify right side
    75,376.08x = 4,529,846,704.75
  5. Step 5: Solve for x
    x = 4,529,846,704.75/75,376.08
  6. Step 6: Final answer
    x = 60,096.61

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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.