Home / 132,328.54-182,621.55-75,738.70

Finding the Fourth Proportional to 132,328.54, 182,621.55 and 75,738.70

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Solution

The fourth proportional to 132,328.54, 182,621.55 and 75,738.70 is: 104,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,328.54 : 182,621.55 = 75,738.70 : x
  2. Step 2: Convert to fraction form
    132,328.54/182,621.55 = 75,738.70/x
  3. Step 3: Cross multiply
    132,328.54x = 182,621.55 × 75,738.70
  4. Step 4: Simplify right side
    132,328.54x = 13,831,518,788.99
  5. Step 5: Solve for x
    x = 13,831,518,788.99/132,328.54
  6. Step 6: Final answer
    x = 104,524.08

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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.