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Finding the Fourth Proportional to 266,160.64, 367,301.76 and 146,928.64

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Solution

The fourth proportional to 266,160.64, 367,301.76 and 146,928.64 is: 202,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,160.64 : 367,301.76 = 146,928.64 : x
  2. Step 2: Convert to fraction form
    266,160.64/367,301.76 = 146,928.64/x
  3. Step 3: Cross multiply
    266,160.64x = 367,301.76 × 146,928.64
  4. Step 4: Simplify right side
    266,160.64x = 53,967,148,066.41
  5. Step 5: Solve for x
    x = 53,967,148,066.41/266,160.64
  6. Step 6: Final answer
    x = 202,761.57

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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.