Home / 220,477.14-304,258.05-119,874.90

Finding the Fourth Proportional to 220,477.14, 304,258.05 and 119,874.90

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Solution

The fourth proportional to 220,477.14, 304,258.05 and 119,874.90 is: 165,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,477.14 : 304,258.05 = 119,874.90 : x
  2. Step 2: Convert to fraction form
    220,477.14/304,258.05 = 119,874.90/x
  3. Step 3: Cross multiply
    220,477.14x = 304,258.05 × 119,874.90
  4. Step 4: Simplify right side
    220,477.14x = 36,472,903,317.95
  5. Step 5: Solve for x
    x = 36,472,903,317.95/220,477.14
  6. Step 6: Final answer
    x = 165,427.14

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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.