Home / 52,268.68-72,136.96-31,048.03

Finding the Fourth Proportional to 52,268.68, 72,136.96 and 31,048.03

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Solution

The fourth proportional to 52,268.68, 72,136.96 and 31,048.03 is: 42,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,268.68 : 72,136.96 = 31,048.03 : x
  2. Step 2: Convert to fraction form
    52,268.68/72,136.96 = 31,048.03/x
  3. Step 3: Cross multiply
    52,268.68x = 72,136.96 × 31,048.03
  4. Step 4: Simplify right side
    52,268.68x = 2,239,710,685.39
  5. Step 5: Solve for x
    x = 2,239,710,685.39/52,268.68
  6. Step 6: Final answer
    x = 42,849.96

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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.