Home / 152,392.11-228,728.73-77,566.19

Finding the Fourth Proportional to 152,392.11, 228,728.73 and 77,566.19

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Solution

The fourth proportional to 152,392.11, 228,728.73 and 77,566.19 is: 116,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,392.11 : 228,728.73 = 77,566.19 : x
  2. Step 2: Convert to fraction form
    152,392.11/228,728.73 = 77,566.19/x
  3. Step 3: Cross multiply
    152,392.11x = 228,728.73 × 77,566.19
  4. Step 4: Simplify right side
    152,392.11x = 17,741,614,986.00
  5. Step 5: Solve for x
    x = 17,741,614,986.00/152,392.11
  6. Step 6: Final answer
    x = 116,420.82

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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.