Home / 236,811.38-355,392.38-112,152.74

Finding the Fourth Proportional to 236,811.38, 355,392.38 and 112,152.74

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Solution

The fourth proportional to 236,811.38, 355,392.38 and 112,152.74 is: 168,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,811.38 : 355,392.38 = 112,152.74 : x
  2. Step 2: Convert to fraction form
    236,811.38/355,392.38 = 112,152.74/x
  3. Step 3: Cross multiply
    236,811.38x = 355,392.38 × 112,152.74
  4. Step 4: Simplify right side
    236,811.38x = 39,858,227,695.54
  5. Step 5: Solve for x
    x = 39,858,227,695.54/236,811.38
  6. Step 6: Final answer
    x = 168,312.13

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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.