Home / 88,607.20-122,266.14-56,819.32

Finding the Fourth Proportional to 88,607.20, 122,266.14 and 56,819.32

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Solution

The fourth proportional to 88,607.20, 122,266.14 and 56,819.32 is: 78,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,607.20 : 122,266.14 = 56,819.32 : x
  2. Step 2: Convert to fraction form
    88,607.20/122,266.14 = 56,819.32/x
  3. Step 3: Cross multiply
    88,607.20x = 122,266.14 × 56,819.32
  4. Step 4: Simplify right side
    88,607.20x = 6,947,078,933.82
  5. Step 5: Solve for x
    x = 6,947,078,933.82/88,607.20
  6. Step 6: Final answer
    x = 78,403.10

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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.