Home / 124,426.98-186,659.28-45,522.45

Finding the Fourth Proportional to 124,426.98, 186,659.28 and 45,522.45

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Solution

The fourth proportional to 124,426.98, 186,659.28 and 45,522.45 is: 68,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,426.98 : 186,659.28 = 45,522.45 : x
  2. Step 2: Convert to fraction form
    124,426.98/186,659.28 = 45,522.45/x
  3. Step 3: Cross multiply
    124,426.98x = 186,659.28 × 45,522.45
  4. Step 4: Simplify right side
    124,426.98x = 8,497,187,740.84
  5. Step 5: Solve for x
    x = 8,497,187,740.84/124,426.98
  6. Step 6: Final answer
    x = 68,290.56

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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.