Home / 52,203.06-78,252.03-30,009.78

Finding the Fourth Proportional to 52,203.06, 78,252.03 and 30,009.78

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Solution

The fourth proportional to 52,203.06, 78,252.03 and 30,009.78 is: 44,984.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,203.06 : 78,252.03 = 30,009.78 : x
  2. Step 2: Convert to fraction form
    52,203.06/78,252.03 = 30,009.78/x
  3. Step 3: Cross multiply
    52,203.06x = 78,252.03 × 30,009.78
  4. Step 4: Simplify right side
    52,203.06x = 2,348,326,204.85
  5. Step 5: Solve for x
    x = 2,348,326,204.85/52,203.06
  6. Step 6: Final answer
    x = 44,984.46

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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.