Home / 124,765.93-172,176.78-71,050.96

Finding the Fourth Proportional to 124,765.93, 172,176.78 and 71,050.96

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Solution

The fourth proportional to 124,765.93, 172,176.78 and 71,050.96 is: 98,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,765.93 : 172,176.78 = 71,050.96 : x
  2. Step 2: Convert to fraction form
    124,765.93/172,176.78 = 71,050.96/x
  3. Step 3: Cross multiply
    124,765.93x = 172,176.78 × 71,050.96
  4. Step 4: Simplify right side
    124,765.93x = 12,233,325,508.71
  5. Step 5: Solve for x
    x = 12,233,325,508.71/124,765.93
  6. Step 6: Final answer
    x = 98,050.21

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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.