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Finding the Fourth Proportional to 52,253.66, 72,130.73 and 36,347.34

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Solution

The fourth proportional to 52,253.66, 72,130.73 and 36,347.34 is: 50,173.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,253.66 : 72,130.73 = 36,347.34 : x
  2. Step 2: Convert to fraction form
    52,253.66/72,130.73 = 36,347.34/x
  3. Step 3: Cross multiply
    52,253.66x = 72,130.73 × 36,347.34
  4. Step 4: Simplify right side
    52,253.66x = 2,621,760,167.76
  5. Step 5: Solve for x
    x = 2,621,760,167.76/52,253.66
  6. Step 6: Final answer
    x = 50,173.71

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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.