Home / 149,904.20-224,921.10-76,032.20

Finding the Fourth Proportional to 149,904.20, 224,921.10 and 76,032.20

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Solution

The fourth proportional to 149,904.20, 224,921.10 and 76,032.20 is: 114,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,904.20 : 224,921.10 = 76,032.20 : x
  2. Step 2: Convert to fraction form
    149,904.20/224,921.10 = 76,032.20/x
  3. Step 3: Cross multiply
    149,904.20x = 224,921.10 × 76,032.20
  4. Step 4: Simplify right side
    149,904.20x = 17,101,246,059.42
  5. Step 5: Solve for x
    x = 17,101,246,059.42/149,904.20
  6. Step 6: Final answer
    x = 114,081.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.