Home / 120,844.98-181,267.55-45,947.81

Finding the Fourth Proportional to 120,844.98, 181,267.55 and 45,947.81

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Solution

The fourth proportional to 120,844.98, 181,267.55 and 45,947.81 is: 68,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,844.98 : 181,267.55 = 45,947.81 : x
  2. Step 2: Convert to fraction form
    120,844.98/181,267.55 = 45,947.81/x
  3. Step 3: Cross multiply
    120,844.98x = 181,267.55 × 45,947.81
  4. Step 4: Simplify right side
    120,844.98x = 8,328,845,810.49
  5. Step 5: Solve for x
    x = 8,328,845,810.49/120,844.98
  6. Step 6: Final answer
    x = 68,921.74

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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.