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Finding the Fourth Proportional to 283,754.30, 425,437.05 and 134,066.30

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Solution

The fourth proportional to 283,754.30, 425,437.05 and 134,066.30 is: 201,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,754.30 : 425,437.05 = 134,066.30 : x
  2. Step 2: Convert to fraction form
    283,754.30/425,437.05 = 134,066.30/x
  3. Step 3: Cross multiply
    283,754.30x = 425,437.05 × 134,066.30
  4. Step 4: Simplify right side
    283,754.30x = 57,036,771,176.42
  5. Step 5: Solve for x
    x = 57,036,771,176.42/283,754.30
  6. Step 6: Final answer
    x = 201,007.60

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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.