Home / 113,299.38-169,887.38-73,312.65

Finding the Fourth Proportional to 113,299.38, 169,887.38 and 73,312.65

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Solution

The fourth proportional to 113,299.38, 169,887.38 and 73,312.65 is: 109,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,299.38 : 169,887.38 = 73,312.65 : x
  2. Step 2: Convert to fraction form
    113,299.38/169,887.38 = 73,312.65/x
  3. Step 3: Cross multiply
    113,299.38x = 169,887.38 × 73,312.65
  4. Step 4: Simplify right side
    113,299.38x = 12,454,893,662.79
  5. Step 5: Solve for x
    x = 12,454,893,662.79/113,299.38
  6. Step 6: Final answer
    x = 109,929.05

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1.5x scale

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.