Home / 159,574.08-239,309.28-75,322.56

Finding the Fourth Proportional to 159,574.08, 239,309.28 and 75,322.56

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Solution

The fourth proportional to 159,574.08, 239,309.28 and 75,322.56 is: 112,959.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,574.08 : 239,309.28 = 75,322.56 : x
  2. Step 2: Convert to fraction form
    159,574.08/239,309.28 = 75,322.56/x
  3. Step 3: Cross multiply
    159,574.08x = 239,309.28 × 75,322.56
  4. Step 4: Simplify right side
    159,574.08x = 18,025,387,601.36
  5. Step 5: Solve for x
    x = 18,025,387,601.36/159,574.08
  6. Step 6: Final answer
    x = 112,959.37

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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.