Home / 234,862.34-324,109.60-127,432.36

Finding the Fourth Proportional to 234,862.34, 324,109.60 and 127,432.36

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Solution

The fourth proportional to 234,862.34, 324,109.60 and 127,432.36 is: 175,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,862.34 : 324,109.60 = 127,432.36 : x
  2. Step 2: Convert to fraction form
    234,862.34/324,109.60 = 127,432.36/x
  3. Step 3: Cross multiply
    234,862.34x = 324,109.60 × 127,432.36
  4. Step 4: Simplify right side
    234,862.34x = 41,302,051,226.66
  5. Step 5: Solve for x
    x = 41,302,051,226.66/234,862.34
  6. Step 6: Final answer
    x = 175,856.42

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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.