Home / 51,609.30-71,204.02-30,094.20

Finding the Fourth Proportional to 51,609.30, 71,204.02 and 30,094.20

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Solution

The fourth proportional to 51,609.30, 71,204.02 and 30,094.20 is: 41,520.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,609.30 : 71,204.02 = 30,094.20 : x
  2. Step 2: Convert to fraction form
    51,609.30/71,204.02 = 30,094.20/x
  3. Step 3: Cross multiply
    51,609.30x = 71,204.02 × 30,094.20
  4. Step 4: Simplify right side
    51,609.30x = 2,142,828,018.68
  5. Step 5: Solve for x
    x = 2,142,828,018.68/51,609.30
  6. Step 6: Final answer
    x = 41,520.19

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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.