Home / 153,198.32-229,797.51-40,878.94

Finding the Fourth Proportional to 153,198.32, 229,797.51 and 40,878.94

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Solution

The fourth proportional to 153,198.32, 229,797.51 and 40,878.94 is: 61,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,198.32 : 229,797.51 = 40,878.94 : x
  2. Step 2: Convert to fraction form
    153,198.32/229,797.51 = 40,878.94/x
  3. Step 3: Cross multiply
    153,198.32x = 229,797.51 × 40,878.94
  4. Step 4: Simplify right side
    153,198.32x = 9,393,878,649.67
  5. Step 5: Solve for x
    x = 9,393,878,649.67/153,198.32
  6. Step 6: Final answer
    x = 61,318.42

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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.