Home / 152,019.24-228,029.40-89,646

Finding the Fourth Proportional to 152,019.24, 228,029.40 and 89,646

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Solution

The fourth proportional to 152,019.24, 228,029.40 and 89,646 is: 134,469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,019.24 : 228,029.40 = 89,646 : x
  2. Step 2: Convert to fraction form
    152,019.24/228,029.40 = 89,646/x
  3. Step 3: Cross multiply
    152,019.24x = 228,029.40 × 89,646
  4. Step 4: Simplify right side
    152,019.24x = 20,441,923,592.40
  5. Step 5: Solve for x
    x = 20,441,923,592.40/152,019.24
  6. Step 6: Final answer
    x = 134,469.32

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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.