Home / 135,046.23-202,613.09-64,916.43

Finding the Fourth Proportional to 135,046.23, 202,613.09 and 64,916.43

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Solution

The fourth proportional to 135,046.23, 202,613.09 and 64,916.43 is: 97,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,046.23 : 202,613.09 = 64,916.43 : x
  2. Step 2: Convert to fraction form
    135,046.23/202,613.09 = 64,916.43/x
  3. Step 3: Cross multiply
    135,046.23x = 202,613.09 × 64,916.43
  4. Step 4: Simplify right side
    135,046.23x = 13,152,918,149.49
  5. Step 5: Solve for x
    x = 13,152,918,149.49/135,046.23
  6. Step 6: Final answer
    x = 97,395.67

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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.