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Finding the Fourth Proportional to 242,856.60, 335,220.84 and 162,302.10

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Solution

The fourth proportional to 242,856.60, 335,220.84 and 162,302.10 is: 224,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,856.60 : 335,220.84 = 162,302.10 : x
  2. Step 2: Convert to fraction form
    242,856.60/335,220.84 = 162,302.10/x
  3. Step 3: Cross multiply
    242,856.60x = 335,220.84 × 162,302.10
  4. Step 4: Simplify right side
    242,856.60x = 54,407,046,295.76
  5. Step 5: Solve for x
    x = 54,407,046,295.76/242,856.60
  6. Step 6: Final answer
    x = 224,029.51

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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.