Home / 234,440.12-323,551.02-138,962.36

Finding the Fourth Proportional to 234,440.12, 323,551.02 and 138,962.36

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Solution

The fourth proportional to 234,440.12, 323,551.02 and 138,962.36 is: 191,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,440.12 : 323,551.02 = 138,962.36 : x
  2. Step 2: Convert to fraction form
    234,440.12/323,551.02 = 138,962.36/x
  3. Step 3: Cross multiply
    234,440.12x = 323,551.02 × 138,962.36
  4. Step 4: Simplify right side
    234,440.12x = 44,961,413,319.61
  5. Step 5: Solve for x
    x = 44,961,413,319.61/234,440.12
  6. Step 6: Final answer
    x = 191,782.08

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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.