Home / 63,433.09-87,531.28-35,133.49

Finding the Fourth Proportional to 63,433.09, 87,531.28 and 35,133.49

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Solution

The fourth proportional to 63,433.09, 87,531.28 and 35,133.49 is: 48,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,433.09 : 87,531.28 = 35,133.49 : x
  2. Step 2: Convert to fraction form
    63,433.09/87,531.28 = 35,133.49/x
  3. Step 3: Cross multiply
    63,433.09x = 87,531.28 × 35,133.49
  4. Step 4: Simplify right side
    63,433.09x = 3,075,279,350.57
  5. Step 5: Solve for x
    x = 3,075,279,350.57/63,433.09
  6. Step 6: Final answer
    x = 48,480.68

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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.