Home / 99,398.04-149,144.89-49,482.49

Finding the Fourth Proportional to 99,398.04, 149,144.89 and 49,482.49

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Solution

The fourth proportional to 99,398.04, 149,144.89 and 49,482.49 is: 74,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,398.04 : 149,144.89 = 49,482.49 : x
  2. Step 2: Convert to fraction form
    99,398.04/149,144.89 = 49,482.49/x
  3. Step 3: Cross multiply
    99,398.04x = 149,144.89 × 49,482.49
  4. Step 4: Simplify right side
    99,398.04x = 7,380,060,527.98
  5. Step 5: Solve for x
    x = 7,380,060,527.98/99,398.04
  6. Step 6: Final answer
    x = 74,247.55

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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.