Home / 73,454.65-101,257.19-57,511.42

Finding the Fourth Proportional to 73,454.65, 101,257.19 and 57,511.42

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Solution

The fourth proportional to 73,454.65, 101,257.19 and 57,511.42 is: 79,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,454.65 : 101,257.19 = 57,511.42 : x
  2. Step 2: Convert to fraction form
    73,454.65/101,257.19 = 57,511.42/x
  3. Step 3: Cross multiply
    73,454.65x = 101,257.19 × 57,511.42
  4. Step 4: Simplify right side
    73,454.65x = 5,823,444,457.08
  5. Step 5: Solve for x
    x = 5,823,444,457.08/73,454.65
  6. Step 6: Final answer
    x = 79,279.46

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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.