Home / 48,145.91-66,458.06-33,088.42

Finding the Fourth Proportional to 48,145.91, 66,458.06 and 33,088.42

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Solution

The fourth proportional to 48,145.91, 66,458.06 and 33,088.42 is: 45,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.91 : 66,458.06 = 33,088.42 : x
  2. Step 2: Convert to fraction form
    48,145.91/66,458.06 = 33,088.42/x
  3. Step 3: Cross multiply
    48,145.91x = 66,458.06 × 33,088.42
  4. Step 4: Simplify right side
    48,145.91x = 2,198,991,994.16
  5. Step 5: Solve for x
    x = 2,198,991,994.16/48,145.91
  6. Step 6: Final answer
    x = 45,673.49

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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.