Home / 225,515.88-310,849.20-152,895.24

Finding the Fourth Proportional to 225,515.88, 310,849.20 and 152,895.24

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Solution

The fourth proportional to 225,515.88, 310,849.20 and 152,895.24 is: 210,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,515.88 : 310,849.20 = 152,895.24 : x
  2. Step 2: Convert to fraction form
    225,515.88/310,849.20 = 152,895.24/x
  3. Step 3: Cross multiply
    225,515.88x = 310,849.20 × 152,895.24
  4. Step 4: Simplify right side
    225,515.88x = 47,527,363,037.81
  5. Step 5: Solve for x
    x = 47,527,363,037.81/225,515.88
  6. Step 6: Final answer
    x = 210,749.52

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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.