Home / 153,942.16-230,926.84-43,134.48

Finding the Fourth Proportional to 153,942.16, 230,926.84 and 43,134.48

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Solution

The fourth proportional to 153,942.16, 230,926.84 and 43,134.48 is: 64,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,942.16 : 230,926.84 = 43,134.48 : x
  2. Step 2: Convert to fraction form
    153,942.16/230,926.84 = 43,134.48/x
  3. Step 3: Cross multiply
    153,942.16x = 230,926.84 × 43,134.48
  4. Step 4: Simplify right side
    153,942.16x = 9,960,909,161.44
  5. Step 5: Solve for x
    x = 9,960,909,161.44/153,942.16
  6. Step 6: Final answer
    x = 64,705.53

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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.