Home / 112,383.35-168,599.66-42,262.64

Finding the Fourth Proportional to 112,383.35, 168,599.66 and 42,262.64

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Solution

The fourth proportional to 112,383.35, 168,599.66 and 42,262.64 is: 63,403.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,383.35 : 168,599.66 = 42,262.64 : x
  2. Step 2: Convert to fraction form
    112,383.35/168,599.66 = 42,262.64/x
  3. Step 3: Cross multiply
    112,383.35x = 168,599.66 × 42,262.64
  4. Step 4: Simplify right side
    112,383.35x = 7,125,465,680.39
  5. Step 5: Solve for x
    x = 7,125,465,680.39/112,383.35
  6. Step 6: Final answer
    x = 63,403.22

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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.