Home / 89,770.23-134,106.03-64,595.43

Finding the Fourth Proportional to 89,770.23, 134,106.03 and 64,595.43

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Solution

The fourth proportional to 89,770.23, 134,106.03 and 64,595.43 is: 96,497.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,770.23 : 134,106.03 = 64,595.43 : x
  2. Step 2: Convert to fraction form
    89,770.23/134,106.03 = 64,595.43/x
  3. Step 3: Cross multiply
    89,770.23x = 134,106.03 × 64,595.43
  4. Step 4: Simplify right side
    89,770.23x = 8,662,636,673.44
  5. Step 5: Solve for x
    x = 8,662,636,673.44/89,770.23
  6. Step 6: Final answer
    x = 96,497.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.