Home / 88,782.13-122,518.87-48,495.43

Finding the Fourth Proportional to 88,782.13, 122,518.87 and 48,495.43

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Solution

The fourth proportional to 88,782.13, 122,518.87 and 48,495.43 is: 66,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,782.13 : 122,518.87 = 48,495.43 : x
  2. Step 2: Convert to fraction form
    88,782.13/122,518.87 = 48,495.43/x
  3. Step 3: Cross multiply
    88,782.13x = 122,518.87 × 48,495.43
  4. Step 4: Simplify right side
    88,782.13x = 5,941,605,283.76
  5. Step 5: Solve for x
    x = 5,941,605,283.76/88,782.13
  6. Step 6: Final answer
    x = 66,923.44

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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.