Home / 88,722.10-122,570.04-58,167.79

Finding the Fourth Proportional to 88,722.10, 122,570.04 and 58,167.79

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Solution

The fourth proportional to 88,722.10, 122,570.04 and 58,167.79 is: 80,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,722.10 : 122,570.04 = 58,167.79 : x
  2. Step 2: Convert to fraction form
    88,722.10/122,570.04 = 58,167.79/x
  3. Step 3: Cross multiply
    88,722.10x = 122,570.04 × 58,167.79
  4. Step 4: Simplify right side
    88,722.10x = 7,129,628,347.01
  5. Step 5: Solve for x
    x = 7,129,628,347.01/88,722.10
  6. Step 6: Final answer
    x = 80,359.10

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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.