Home / 88,591.12-122,285.37-52,792.36

Finding the Fourth Proportional to 88,591.12, 122,285.37 and 52,792.36

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Solution

The fourth proportional to 88,591.12, 122,285.37 and 52,792.36 is: 72,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591.12 : 122,285.37 = 52,792.36 : x
  2. Step 2: Convert to fraction form
    88,591.12/122,285.37 = 52,792.36/x
  3. Step 3: Cross multiply
    88,591.12x = 122,285.37 × 52,792.36
  4. Step 4: Simplify right side
    88,591.12x = 6,455,733,275.77
  5. Step 5: Solve for x
    x = 6,455,733,275.77/88,591.12
  6. Step 6: Final answer
    x = 72,871.11

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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.