Home / 115,184.90-172,776.66-29,795.76

Finding the Fourth Proportional to 115,184.90, 172,776.66 and 29,795.76

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Solution

The fourth proportional to 115,184.90, 172,776.66 and 29,795.76 is: 44,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,184.90 : 172,776.66 = 29,795.76 : x
  2. Step 2: Convert to fraction form
    115,184.90/172,776.66 = 29,795.76/x
  3. Step 3: Cross multiply
    115,184.90x = 172,776.66 × 29,795.76
  4. Step 4: Simplify right side
    115,184.90x = 5,148,011,894.96
  5. Step 5: Solve for x
    x = 5,148,011,894.96/115,184.90
  6. Step 6: Final answer
    x = 44,693.46

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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.