Home / 239,746.52-330,837.30-149,099.93

Finding the Fourth Proportional to 239,746.52, 330,837.30 and 149,099.93

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Solution

The fourth proportional to 239,746.52, 330,837.30 and 149,099.93 is: 205,749.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,746.52 : 330,837.30 = 149,099.93 : x
  2. Step 2: Convert to fraction form
    239,746.52/330,837.30 = 149,099.93/x
  3. Step 3: Cross multiply
    239,746.52x = 330,837.30 × 149,099.93
  4. Step 4: Simplify right side
    239,746.52x = 49,327,816,617.20
  5. Step 5: Solve for x
    x = 49,327,816,617.20/239,746.52
  6. Step 6: Final answer
    x = 205,749.88

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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.