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Finding the Fourth Proportional to 234,727.51, 352,002.85 and 84,930.76

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Solution

The fourth proportional to 234,727.51, 352,002.85 and 84,930.76 is: 127,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,727.51 : 352,002.85 = 84,930.76 : x
  2. Step 2: Convert to fraction form
    234,727.51/352,002.85 = 84,930.76/x
  3. Step 3: Cross multiply
    234,727.51x = 352,002.85 × 84,930.76
  4. Step 4: Simplify right side
    234,727.51x = 29,895,869,572.67
  5. Step 5: Solve for x
    x = 29,895,869,572.67/234,727.51
  6. Step 6: Final answer
    x = 127,364.15

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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.