Home / 52,305.68-78,350.16-25,571.18

Finding the Fourth Proportional to 52,305.68, 78,350.16 and 25,571.18

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Solution

The fourth proportional to 52,305.68, 78,350.16 and 25,571.18 is: 38,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,305.68 : 78,350.16 = 25,571.18 : x
  2. Step 2: Convert to fraction form
    52,305.68/78,350.16 = 25,571.18/x
  3. Step 3: Cross multiply
    52,305.68x = 78,350.16 × 25,571.18
  4. Step 4: Simplify right side
    52,305.68x = 2,003,506,044.39
  5. Step 5: Solve for x
    x = 2,003,506,044.39/52,305.68
  6. Step 6: Final answer
    x = 38,303.80

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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.