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Finding the Fourth Proportional to 75,994.60, 114,014.88 and 22,688.32

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Solution

The fourth proportional to 75,994.60, 114,014.88 and 22,688.32 is: 34,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,994.60 : 114,014.88 = 22,688.32 : x
  2. Step 2: Convert to fraction form
    75,994.60/114,014.88 = 22,688.32/x
  3. Step 3: Cross multiply
    75,994.60x = 114,014.88 × 22,688.32
  4. Step 4: Simplify right side
    75,994.60x = 2,586,806,082.20
  5. Step 5: Solve for x
    x = 2,586,806,082.20/75,994.60
  6. Step 6: Final answer
    x = 34,039.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.