Home / 52,161.22-78,242.02-36,648.10

Finding the Fourth Proportional to 52,161.22, 78,242.02 and 36,648.10

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Solution

The fourth proportional to 52,161.22, 78,242.02 and 36,648.10 is: 54,972.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,161.22 : 78,242.02 = 36,648.10 : x
  2. Step 2: Convert to fraction form
    52,161.22/78,242.02 = 36,648.10/x
  3. Step 3: Cross multiply
    52,161.22x = 78,242.02 × 36,648.10
  4. Step 4: Simplify right side
    52,161.22x = 2,867,421,373.16
  5. Step 5: Solve for x
    x = 2,867,421,373.16/52,161.22
  6. Step 6: Final answer
    x = 54,972.28

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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.