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Finding the Fourth Proportional to 52,361.76, 72,239.04 and 37,249.68

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Solution

The fourth proportional to 52,361.76, 72,239.04 and 37,249.68 is: 51,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,361.76 : 72,239.04 = 37,249.68 : x
  2. Step 2: Convert to fraction form
    52,361.76/72,239.04 = 37,249.68/x
  3. Step 3: Cross multiply
    52,361.76x = 72,239.04 × 37,249.68
  4. Step 4: Simplify right side
    52,361.76x = 2,690,881,123.51
  5. Step 5: Solve for x
    x = 2,690,881,123.51/52,361.76
  6. Step 6: Final answer
    x = 51,390.20

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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.