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Finding the Fourth Proportional to 97,684.57, 134,811.95 and 54,668.37

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Solution

The fourth proportional to 97,684.57, 134,811.95 and 54,668.37 is: 75,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,684.57 : 134,811.95 = 54,668.37 : x
  2. Step 2: Convert to fraction form
    97,684.57/134,811.95 = 54,668.37/x
  3. Step 3: Cross multiply
    97,684.57x = 134,811.95 × 54,668.37
  4. Step 4: Simplify right side
    97,684.57x = 7,369,949,036.91
  5. Step 5: Solve for x
    x = 7,369,949,036.91/97,684.57
  6. Step 6: Final answer
    x = 75,446.40

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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.