Home / 234,228.48-323,237.04-130,862.88

Finding the Fourth Proportional to 234,228.48, 323,237.04 and 130,862.88

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Solution

The fourth proportional to 234,228.48, 323,237.04 and 130,862.88 is: 180,591.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,228.48 : 323,237.04 = 130,862.88 : x
  2. Step 2: Convert to fraction form
    234,228.48/323,237.04 = 130,862.88/x
  3. Step 3: Cross multiply
    234,228.48x = 323,237.04 × 130,862.88
  4. Step 4: Simplify right side
    234,228.48x = 42,299,729,977.08
  5. Step 5: Solve for x
    x = 42,299,729,977.08/234,228.48
  6. Step 6: Final answer
    x = 180,591.75

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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.