Home / 153,039.46-229,563.29-47,858.42

Finding the Fourth Proportional to 153,039.46, 229,563.29 and 47,858.42

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Solution

The fourth proportional to 153,039.46, 229,563.29 and 47,858.42 is: 71,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,039.46 : 229,563.29 = 47,858.42 : x
  2. Step 2: Convert to fraction form
    153,039.46/229,563.29 = 47,858.42/x
  3. Step 3: Cross multiply
    153,039.46x = 229,563.29 × 47,858.42
  4. Step 4: Simplify right side
    153,039.46x = 10,986,536,349.40
  5. Step 5: Solve for x
    x = 10,986,536,349.40/153,039.46
  6. Step 6: Final answer
    x = 71,788.91

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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.