Home / 152,995.26-229,519.53-47,787.42

Finding the Fourth Proportional to 152,995.26, 229,519.53 and 47,787.42

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Solution

The fourth proportional to 152,995.26, 229,519.53 and 47,787.42 is: 71,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,995.26 : 229,519.53 = 47,787.42 : x
  2. Step 2: Convert to fraction form
    152,995.26/229,519.53 = 47,787.42/x
  3. Step 3: Cross multiply
    152,995.26x = 229,519.53 × 47,787.42
  4. Step 4: Simplify right side
    152,995.26x = 10,968,146,178.31
  5. Step 5: Solve for x
    x = 10,968,146,178.31/152,995.26
  6. Step 6: Final answer
    x = 71,689.45

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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.