Home / 225,037.28-310,582.32-135,596

Finding the Fourth Proportional to 225,037.28, 310,582.32 and 135,596

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Solution

The fourth proportional to 225,037.28, 310,582.32 and 135,596 is: 187,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,037.28 : 310,582.32 = 135,596 : x
  2. Step 2: Convert to fraction form
    225,037.28/310,582.32 = 135,596/x
  3. Step 3: Cross multiply
    225,037.28x = 310,582.32 × 135,596
  4. Step 4: Simplify right side
    225,037.28x = 42,113,720,262.72
  5. Step 5: Solve for x
    x = 42,113,720,262.72/225,037.28
  6. Step 6: Final answer
    x = 187,141.08

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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.