Home / 234,032.40-322,966.28-143,388.52

Finding the Fourth Proportional to 234,032.40, 322,966.28 and 143,388.52

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Solution

The fourth proportional to 234,032.40, 322,966.28 and 143,388.52 is: 197,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,032.40 : 322,966.28 = 143,388.52 : x
  2. Step 2: Convert to fraction form
    234,032.40/322,966.28 = 143,388.52/x
  3. Step 3: Cross multiply
    234,032.40x = 322,966.28 × 143,388.52
  4. Step 4: Simplify right side
    234,032.40x = 46,309,656,899.11
  5. Step 5: Solve for x
    x = 46,309,656,899.11/234,032.40
  6. Step 6: Final answer
    x = 197,877.12

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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.