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Finding the Fourth Proportional to 60,668.38, 83,722.70 and 35,189.84

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Solution

The fourth proportional to 60,668.38, 83,722.70 and 35,189.84 is: 48,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,668.38 : 83,722.70 = 35,189.84 : x
  2. Step 2: Convert to fraction form
    60,668.38/83,722.70 = 35,189.84/x
  3. Step 3: Cross multiply
    60,668.38x = 83,722.70 × 35,189.84
  4. Step 4: Simplify right side
    60,668.38x = 2,946,188,417.37
  5. Step 5: Solve for x
    x = 2,946,188,417.37/60,668.38
  6. Step 6: Final answer
    x = 48,562.17

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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.