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Finding the Fourth Proportional to 53,197.92, 79,814.88 and 23,636.16

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Solution

The fourth proportional to 53,197.92, 79,814.88 and 23,636.16 is: 35,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.92 : 79,814.88 = 23,636.16 : x
  2. Step 2: Convert to fraction form
    53,197.92/79,814.88 = 23,636.16/x
  3. Step 3: Cross multiply
    53,197.92x = 79,814.88 × 23,636.16
  4. Step 4: Simplify right side
    53,197.92x = 1,886,517,274.06
  5. Step 5: Solve for x
    x = 1,886,517,274.06/53,197.92
  6. Step 6: Final answer
    x = 35,462.24

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1.5x scale

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.