Home / 286,264.86-395,037.99-158,937.18

Finding the Fourth Proportional to 286,264.86, 395,037.99 and 158,937.18

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Solution

The fourth proportional to 286,264.86, 395,037.99 and 158,937.18 is: 219,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,264.86 : 395,037.99 = 158,937.18 : x
  2. Step 2: Convert to fraction form
    286,264.86/395,037.99 = 158,937.18/x
  3. Step 3: Cross multiply
    286,264.86x = 395,037.99 × 158,937.18
  4. Step 4: Simplify right side
    286,264.86x = 62,786,224,123.47
  5. Step 5: Solve for x
    x = 62,786,224,123.47/286,264.86
  6. Step 6: Final answer
    x = 219,329.13

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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.