Home / 121,152.20-181,577.10-62,011.40

Finding the Fourth Proportional to 121,152.20, 181,577.10 and 62,011.40

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Solution

The fourth proportional to 121,152.20, 181,577.10 and 62,011.40 is: 92,939.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,152.20 : 181,577.10 = 62,011.40 : x
  2. Step 2: Convert to fraction form
    121,152.20/181,577.10 = 62,011.40/x
  3. Step 3: Cross multiply
    121,152.20x = 181,577.10 × 62,011.40
  4. Step 4: Simplify right side
    121,152.20x = 11,259,850,178.94
  5. Step 5: Solve for x
    x = 11,259,850,178.94/121,152.20
  6. Step 6: Final answer
    x = 92,939.71

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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.