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Finding the Fourth Proportional to 266,934.77, 368,358.15 and 146,081.15

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Solution

The fourth proportional to 266,934.77, 368,358.15 and 146,081.15 is: 201,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,934.77 : 368,358.15 = 146,081.15 : x
  2. Step 2: Convert to fraction form
    266,934.77/368,358.15 = 146,081.15/x
  3. Step 3: Cross multiply
    266,934.77x = 368,358.15 × 146,081.15
  4. Step 4: Simplify right side
    266,934.77x = 53,810,180,322.08
  5. Step 5: Solve for x
    x = 53,810,180,322.08/266,934.77
  6. Step 6: Final answer
    x = 201,585.51

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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.