Home / 135,345.62-202,884.50-64,143.12

Finding the Fourth Proportional to 135,345.62, 202,884.50 and 64,143.12

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Solution

The fourth proportional to 135,345.62, 202,884.50 and 64,143.12 is: 96,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,345.62 : 202,884.50 = 64,143.12 : x
  2. Step 2: Convert to fraction form
    135,345.62/202,884.50 = 64,143.12/x
  3. Step 3: Cross multiply
    135,345.62x = 202,884.50 × 64,143.12
  4. Step 4: Simplify right side
    135,345.62x = 13,013,644,829.64
  5. Step 5: Solve for x
    x = 13,013,644,829.64/135,345.62
  6. Step 6: Final answer
    x = 96,151.21

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1.5x scale

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.