Home / 64,105.38-88,465.20-35,424.24

Finding the Fourth Proportional to 64,105.38, 88,465.20 and 35,424.24

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Solution

The fourth proportional to 64,105.38, 88,465.20 and 35,424.24 is: 48,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,105.38 : 88,465.20 = 35,424.24 : x
  2. Step 2: Convert to fraction form
    64,105.38/88,465.20 = 35,424.24/x
  3. Step 3: Cross multiply
    64,105.38x = 88,465.20 × 35,424.24
  4. Step 4: Simplify right side
    64,105.38x = 3,133,812,476.45
  5. Step 5: Solve for x
    x = 3,133,812,476.45/64,105.38
  6. Step 6: Final answer
    x = 48,885.33

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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.