Home / 52,130.27-78,320.04-33,447.01

Finding the Fourth Proportional to 52,130.27, 78,320.04 and 33,447.01

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Solution

The fourth proportional to 52,130.27, 78,320.04 and 33,447.01 is: 50,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130.27 : 78,320.04 = 33,447.01 : x
  2. Step 2: Convert to fraction form
    52,130.27/78,320.04 = 33,447.01/x
  3. Step 3: Cross multiply
    52,130.27x = 78,320.04 × 33,447.01
  4. Step 4: Simplify right side
    52,130.27x = 2,619,570,769.48
  5. Step 5: Solve for x
    x = 2,619,570,769.48/52,130.27
  6. Step 6: Final answer
    x = 50,250.47

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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.