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Finding the Fourth Proportional to 234,285.16, 323,302.44 and 138,776.44

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Solution

The fourth proportional to 234,285.16, 323,302.44 and 138,776.44 is: 191,504.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,285.16 : 323,302.44 = 138,776.44 : x
  2. Step 2: Convert to fraction form
    234,285.16/323,302.44 = 138,776.44/x
  3. Step 3: Cross multiply
    234,285.16x = 323,302.44 × 138,776.44
  4. Step 4: Simplify right side
    234,285.16x = 44,866,761,666.51
  5. Step 5: Solve for x
    x = 44,866,761,666.51/234,285.16
  6. Step 6: Final answer
    x = 191,504.92

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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.