Home / 88,663.70-122,339.12-52,857.04

Finding the Fourth Proportional to 88,663.70, 122,339.12 and 52,857.04

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Solution

The fourth proportional to 88,663.70, 122,339.12 and 52,857.04 is: 72,932.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,663.70 : 122,339.12 = 52,857.04 : x
  2. Step 2: Convert to fraction form
    88,663.70/122,339.12 = 52,857.04/x
  3. Step 3: Cross multiply
    88,663.70x = 122,339.12 × 52,857.04
  4. Step 4: Simplify right side
    88,663.70x = 6,466,483,759.40
  5. Step 5: Solve for x
    x = 6,466,483,759.40/88,663.70
  6. Step 6: Final answer
    x = 72,932.71

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1.5x scale

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.