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Finding the Fourth Proportional to 232,169.70, 348,254.55 and 113,859.30

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Solution

The fourth proportional to 232,169.70, 348,254.55 and 113,859.30 is: 170,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,169.70 : 348,254.55 = 113,859.30 : x
  2. Step 2: Convert to fraction form
    232,169.70/348,254.55 = 113,859.30/x
  3. Step 3: Cross multiply
    232,169.70x = 348,254.55 × 113,859.30
  4. Step 4: Simplify right side
    232,169.70x = 39,652,019,284.82
  5. Step 5: Solve for x
    x = 39,652,019,284.82/232,169.70
  6. Step 6: Final answer
    x = 170,788.95

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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.