Home / 152,188.54-228,321.75-89,061.82

Finding the Fourth Proportional to 152,188.54, 228,321.75 and 89,061.82

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Solution

The fourth proportional to 152,188.54, 228,321.75 and 89,061.82 is: 133,615.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,188.54 : 228,321.75 = 89,061.82 : x
  2. Step 2: Convert to fraction form
    152,188.54/228,321.75 = 89,061.82/x
  3. Step 3: Cross multiply
    152,188.54x = 228,321.75 × 89,061.82
  4. Step 4: Simplify right side
    152,188.54x = 20,334,750,600.59
  5. Step 5: Solve for x
    x = 20,334,750,600.59/152,188.54
  6. Step 6: Final answer
    x = 133,615.52

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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.