Home / 119,515.64-179,244.30-49,415

Finding the Fourth Proportional to 119,515.64, 179,244.30 and 49,415

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Solution

The fourth proportional to 119,515.64, 179,244.30 and 49,415 is: 74,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,515.64 : 179,244.30 = 49,415 : x
  2. Step 2: Convert to fraction form
    119,515.64/179,244.30 = 49,415/x
  3. Step 3: Cross multiply
    119,515.64x = 179,244.30 × 49,415
  4. Step 4: Simplify right side
    119,515.64x = 8,857,357,084.50
  5. Step 5: Solve for x
    x = 8,857,357,084.50/119,515.64
  6. Step 6: Final answer
    x = 74,110.44

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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.