Home / 122,127.98-182,953.46-84,170.48

Finding the Fourth Proportional to 122,127.98, 182,953.46 and 84,170.48

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Solution

The fourth proportional to 122,127.98, 182,953.46 and 84,170.48 is: 126,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,127.98 : 182,953.46 = 84,170.48 : x
  2. Step 2: Convert to fraction form
    122,127.98/182,953.46 = 84,170.48/x
  3. Step 3: Cross multiply
    122,127.98x = 182,953.46 × 84,170.48
  4. Step 4: Simplify right side
    122,127.98x = 15,399,280,545.86
  5. Step 5: Solve for x
    x = 15,399,280,545.86/122,127.98
  6. Step 6: Final answer
    x = 126,091.34

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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.