Home / 239,357.36-359,036.04-73,143.92

Finding the Fourth Proportional to 239,357.36, 359,036.04 and 73,143.92

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Solution

The fourth proportional to 239,357.36, 359,036.04 and 73,143.92 is: 109,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,357.36 : 359,036.04 = 73,143.92 : x
  2. Step 2: Convert to fraction form
    239,357.36/359,036.04 = 73,143.92/x
  3. Step 3: Cross multiply
    239,357.36x = 359,036.04 × 73,143.92
  4. Step 4: Simplify right side
    239,357.36x = 26,261,303,386.88
  5. Step 5: Solve for x
    x = 26,261,303,386.88/239,357.36
  6. Step 6: Final answer
    x = 109,715.88

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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.