Home / 152,805.88-229,210.40-46,190.72

Finding the Fourth Proportional to 152,805.88, 229,210.40 and 46,190.72

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Solution

The fourth proportional to 152,805.88, 229,210.40 and 46,190.72 is: 69,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,805.88 : 229,210.40 = 46,190.72 : x
  2. Step 2: Convert to fraction form
    152,805.88/229,210.40 = 46,190.72/x
  3. Step 3: Cross multiply
    152,805.88x = 229,210.40 × 46,190.72
  4. Step 4: Simplify right side
    152,805.88x = 10,587,393,407.49
  5. Step 5: Solve for x
    x = 10,587,393,407.49/152,805.88
  6. Step 6: Final answer
    x = 69,286.56

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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.