Home / 73,010.32-100,753.80-39,476.24

Finding the Fourth Proportional to 73,010.32, 100,753.80 and 39,476.24

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Solution

The fourth proportional to 73,010.32, 100,753.80 and 39,476.24 is: 54,476.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010.32 : 100,753.80 = 39,476.24 : x
  2. Step 2: Convert to fraction form
    73,010.32/100,753.80 = 39,476.24/x
  3. Step 3: Cross multiply
    73,010.32x = 100,753.80 × 39,476.24
  4. Step 4: Simplify right side
    73,010.32x = 3,977,381,189.71
  5. Step 5: Solve for x
    x = 3,977,381,189.71/73,010.32
  6. Step 6: Final answer
    x = 54,476.97

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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.