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Finding the Fourth Proportional to 60,808.38, 91,150.59 and 34,457.46

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Solution

The fourth proportional to 60,808.38, 91,150.59 and 34,457.46 is: 51,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,808.38 : 91,150.59 = 34,457.46 : x
  2. Step 2: Convert to fraction form
    60,808.38/91,150.59 = 34,457.46/x
  3. Step 3: Cross multiply
    60,808.38x = 91,150.59 × 34,457.46
  4. Step 4: Simplify right side
    60,808.38x = 3,140,817,808.90
  5. Step 5: Solve for x
    x = 3,140,817,808.90/60,808.38
  6. Step 6: Final answer
    x = 51,651.07

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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.