Home / 239,746.32-359,619.66-81,975.96

Finding the Fourth Proportional to 239,746.32, 359,619.66 and 81,975.96

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Solution

The fourth proportional to 239,746.32, 359,619.66 and 81,975.96 is: 122,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,746.32 : 359,619.66 = 81,975.96 : x
  2. Step 2: Convert to fraction form
    239,746.32/359,619.66 = 81,975.96/x
  3. Step 3: Cross multiply
    239,746.32x = 359,619.66 × 81,975.96
  4. Step 4: Simplify right side
    239,746.32x = 29,480,166,863.37
  5. Step 5: Solve for x
    x = 29,480,166,863.37/239,746.32
  6. Step 6: Final answer
    x = 122,964.00

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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.