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Finding the Fourth Proportional to 189,291.99, 283,876.55 and 62,898.30

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Solution

The fourth proportional to 189,291.99, 283,876.55 and 62,898.30 is: 94,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,291.99 : 283,876.55 = 62,898.30 : x
  2. Step 2: Convert to fraction form
    189,291.99/283,876.55 = 62,898.30/x
  3. Step 3: Cross multiply
    189,291.99x = 283,876.55 × 62,898.30
  4. Step 4: Simplify right side
    189,291.99x = 17,855,352,090.37
  5. Step 5: Solve for x
    x = 17,855,352,090.37/189,291.99
  6. Step 6: Final answer
    x = 94,327.03

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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.