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Finding the Fourth Proportional to 224,833.68, 310,260.96 and 122,856.72

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Solution

The fourth proportional to 224,833.68, 310,260.96 and 122,856.72 is: 169,537.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,833.68 : 310,260.96 = 122,856.72 : x
  2. Step 2: Convert to fraction form
    224,833.68/310,260.96 = 122,856.72/x
  3. Step 3: Cross multiply
    224,833.68x = 310,260.96 × 122,856.72
  4. Step 4: Simplify right side
    224,833.68x = 38,117,643,889.65
  5. Step 5: Solve for x
    x = 38,117,643,889.65/224,833.68
  6. Step 6: Final answer
    x = 169,537.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.