Home / 89,819.22-134,728.40-23,253.68

Finding the Fourth Proportional to 89,819.22, 134,728.40 and 23,253.68

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Solution

The fourth proportional to 89,819.22, 134,728.40 and 23,253.68 is: 34,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,819.22 : 134,728.40 = 23,253.68 : x
  2. Step 2: Convert to fraction form
    89,819.22/134,728.40 = 23,253.68/x
  3. Step 3: Cross multiply
    89,819.22x = 134,728.40 × 23,253.68
  4. Step 4: Simplify right side
    89,819.22x = 3,132,931,100.51
  5. Step 5: Solve for x
    x = 3,132,931,100.51/89,819.22
  6. Step 6: Final answer
    x = 34,880.41

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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.