Home / 121,522.50-182,276.01-45,606.06

Finding the Fourth Proportional to 121,522.50, 182,276.01 and 45,606.06

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Solution

The fourth proportional to 121,522.50, 182,276.01 and 45,606.06 is: 68,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,522.50 : 182,276.01 = 45,606.06 : x
  2. Step 2: Convert to fraction form
    121,522.50/182,276.01 = 45,606.06/x
  3. Step 3: Cross multiply
    121,522.50x = 182,276.01 × 45,606.06
  4. Step 4: Simplify right side
    121,522.50x = 8,312,890,648.62
  5. Step 5: Solve for x
    x = 8,312,890,648.62/121,522.50
  6. Step 6: Final answer
    x = 68,406.19

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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.