Home / 234,396.08-323,443.44-131,011.20

Finding the Fourth Proportional to 234,396.08, 323,443.44 and 131,011.20

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Solution

The fourth proportional to 234,396.08, 323,443.44 and 131,011.20 is: 180,782.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,396.08 : 323,443.44 = 131,011.20 : x
  2. Step 2: Convert to fraction form
    234,396.08/323,443.44 = 131,011.20/x
  3. Step 3: Cross multiply
    234,396.08x = 323,443.44 × 131,011.20
  4. Step 4: Simplify right side
    234,396.08x = 42,374,713,206.53
  5. Step 5: Solve for x
    x = 42,374,713,206.53/234,396.08
  6. Step 6: Final answer
    x = 180,782.52

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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.