Home / 103,084.10-154,630.24-49,035.81

Finding the Fourth Proportional to 103,084.10, 154,630.24 and 49,035.81

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Solution

The fourth proportional to 103,084.10, 154,630.24 and 49,035.81 is: 73,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,084.10 : 154,630.24 = 49,035.81 : x
  2. Step 2: Convert to fraction form
    103,084.10/154,630.24 = 49,035.81/x
  3. Step 3: Cross multiply
    103,084.10x = 154,630.24 × 49,035.81
  4. Step 4: Simplify right side
    103,084.10x = 7,582,418,642.27
  5. Step 5: Solve for x
    x = 7,582,418,642.27/103,084.10
  6. Step 6: Final answer
    x = 73,555.65

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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.