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Finding the Fourth Proportional to 164,441.48, 226,929.95 and 88,989.98

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Solution

The fourth proportional to 164,441.48, 226,929.95 and 88,989.98 is: 122,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,441.48 : 226,929.95 = 88,989.98 : x
  2. Step 2: Convert to fraction form
    164,441.48/226,929.95 = 88,989.98/x
  3. Step 3: Cross multiply
    164,441.48x = 226,929.95 × 88,989.98
  4. Step 4: Simplify right side
    164,441.48x = 20,194,490,132.30
  5. Step 5: Solve for x
    x = 20,194,490,132.30/164,441.48
  6. Step 6: Final answer
    x = 122,806.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.