Home / 112,056.62-168,101.33-40,982.76

Finding the Fourth Proportional to 112,056.62, 168,101.33 and 40,982.76

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Solution

The fourth proportional to 112,056.62, 168,101.33 and 40,982.76 is: 61,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,056.62 : 168,101.33 = 40,982.76 : x
  2. Step 2: Convert to fraction form
    112,056.62/168,101.33 = 40,982.76/x
  3. Step 3: Cross multiply
    112,056.62x = 168,101.33 × 40,982.76
  4. Step 4: Simplify right side
    112,056.62x = 6,889,256,258.16
  5. Step 5: Solve for x
    x = 6,889,256,258.16/112,056.62
  6. Step 6: Final answer
    x = 61,480.14

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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.