Home / 112,298.64-168,456.92-65,556.24

Finding the Fourth Proportional to 112,298.64, 168,456.92 and 65,556.24

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Solution

The fourth proportional to 112,298.64, 168,456.92 and 65,556.24 is: 98,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,298.64 : 168,456.92 = 65,556.24 : x
  2. Step 2: Convert to fraction form
    112,298.64/168,456.92 = 65,556.24/x
  3. Step 3: Cross multiply
    112,298.64x = 168,456.92 × 65,556.24
  4. Step 4: Simplify right side
    112,298.64x = 11,043,402,277.18
  5. Step 5: Solve for x
    x = 11,043,402,277.18/112,298.64
  6. Step 6: Final answer
    x = 98,339.59

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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.