Home / 110,981.88-166,833.69-89,035.35

Finding the Fourth Proportional to 110,981.88, 166,833.69 and 89,035.35

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Solution

The fourth proportional to 110,981.88, 166,833.69 and 89,035.35 is: 133,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,981.88 : 166,833.69 = 89,035.35 : x
  2. Step 2: Convert to fraction form
    110,981.88/166,833.69 = 89,035.35/x
  3. Step 3: Cross multiply
    110,981.88x = 166,833.69 × 89,035.35
  4. Step 4: Simplify right side
    110,981.88x = 14,854,095,980.94
  5. Step 5: Solve for x
    x = 14,854,095,980.94/110,981.88
  6. Step 6: Final answer
    x = 133,842.53

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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.