Home / 88,830.84-122,528.68-56,949.24

Finding the Fourth Proportional to 88,830.84, 122,528.68 and 56,949.24

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Solution

The fourth proportional to 88,830.84, 122,528.68 and 56,949.24 is: 78,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,830.84 : 122,528.68 = 56,949.24 : x
  2. Step 2: Convert to fraction form
    88,830.84/122,528.68 = 56,949.24/x
  3. Step 3: Cross multiply
    88,830.84x = 122,528.68 × 56,949.24
  4. Step 4: Simplify right side
    88,830.84x = 6,977,915,204.20
  5. Step 5: Solve for x
    x = 6,977,915,204.20/88,830.84
  6. Step 6: Final answer
    x = 78,552.84

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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.