Home / 52,204.56-78,254.28-30,011.28

Finding the Fourth Proportional to 52,204.56, 78,254.28 and 30,011.28

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Solution

The fourth proportional to 52,204.56, 78,254.28 and 30,011.28 is: 44,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,204.56 : 78,254.28 = 30,011.28 : x
  2. Step 2: Convert to fraction form
    52,204.56/78,254.28 = 30,011.28/x
  3. Step 3: Cross multiply
    52,204.56x = 78,254.28 × 30,011.28
  4. Step 4: Simplify right side
    52,204.56x = 2,348,511,108.28
  5. Step 5: Solve for x
    x = 2,348,511,108.28/52,204.56
  6. Step 6: Final answer
    x = 44,986.70

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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.