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Finding the Fourth Proportional to 189,069.29, 283,648.05 and 62,700.29

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Solution

The fourth proportional to 189,069.29, 283,648.05 and 62,700.29 is: 94,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,069.29 : 283,648.05 = 62,700.29 : x
  2. Step 2: Convert to fraction form
    189,069.29/283,648.05 = 62,700.29/x
  3. Step 3: Cross multiply
    189,069.29x = 283,648.05 × 62,700.29
  4. Step 4: Simplify right side
    189,069.29x = 17,784,814,992.93
  5. Step 5: Solve for x
    x = 17,784,814,992.93/189,069.29
  6. Step 6: Final answer
    x = 94,065.06

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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.