Home / 120,948.94-181,427.46-42,063.85

Finding the Fourth Proportional to 120,948.94, 181,427.46 and 42,063.85

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Solution

The fourth proportional to 120,948.94, 181,427.46 and 42,063.85 is: 63,097.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,948.94 : 181,427.46 = 42,063.85 : x
  2. Step 2: Convert to fraction form
    120,948.94/181,427.46 = 42,063.85/x
  3. Step 3: Cross multiply
    120,948.94x = 181,427.46 × 42,063.85
  4. Step 4: Simplify right side
    120,948.94x = 7,631,537,463.32
  5. Step 5: Solve for x
    x = 7,631,537,463.32/120,948.94
  6. Step 6: Final answer
    x = 63,097.18

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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.