Home / 225,145.44-310,565.34-148,665.24

Finding the Fourth Proportional to 225,145.44, 310,565.34 and 148,665.24

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Solution

The fourth proportional to 225,145.44, 310,565.34 and 148,665.24 is: 205,068.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,145.44 : 310,565.34 = 148,665.24 : x
  2. Step 2: Convert to fraction form
    225,145.44/310,565.34 = 148,665.24/x
  3. Step 3: Cross multiply
    225,145.44x = 310,565.34 × 148,665.24
  4. Step 4: Simplify right side
    225,145.44x = 46,170,270,806.78
  5. Step 5: Solve for x
    x = 46,170,270,806.78/225,145.44
  6. Step 6: Final answer
    x = 205,068.65

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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.