Home / 88,670.12-122,348.04-52,863.48

Finding the Fourth Proportional to 88,670.12, 122,348.04 and 52,863.48

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Solution

The fourth proportional to 88,670.12, 122,348.04 and 52,863.48 is: 72,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,670.12 : 122,348.04 = 52,863.48 : x
  2. Step 2: Convert to fraction form
    88,670.12/122,348.04 = 52,863.48/x
  3. Step 3: Cross multiply
    88,670.12x = 122,348.04 × 52,863.48
  4. Step 4: Simplify right side
    88,670.12x = 6,467,743,165.58
  5. Step 5: Solve for x
    x = 6,467,743,165.58/88,670.12
  6. Step 6: Final answer
    x = 72,941.63

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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.