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Finding the Fourth Proportional to 53,235.59, 79,776.81 and 36,614.39

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Solution

The fourth proportional to 53,235.59, 79,776.81 and 36,614.39 is: 54,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,235.59 : 79,776.81 = 36,614.39 : x
  2. Step 2: Convert to fraction form
    53,235.59/79,776.81 = 36,614.39/x
  3. Step 3: Cross multiply
    53,235.59x = 79,776.81 × 36,614.39
  4. Step 4: Simplify right side
    53,235.59x = 2,920,978,835.41
  5. Step 5: Solve for x
    x = 2,920,978,835.41/53,235.59
  6. Step 6: Final answer
    x = 54,868.92

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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.