Home / 115,255.18-172,888.17-56,020.24

Finding the Fourth Proportional to 115,255.18, 172,888.17 and 56,020.24

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Solution

The fourth proportional to 115,255.18, 172,888.17 and 56,020.24 is: 84,032.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,255.18 : 172,888.17 = 56,020.24 : x
  2. Step 2: Convert to fraction form
    115,255.18/172,888.17 = 56,020.24/x
  3. Step 3: Cross multiply
    115,255.18x = 172,888.17 × 56,020.24
  4. Step 4: Simplify right side
    115,255.18x = 9,685,236,776.56
  5. Step 5: Solve for x
    x = 9,685,236,776.56/115,255.18
  6. Step 6: Final answer
    x = 84,032.98

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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.