Home / 112,179.58-168,129.04-56,035.36

Finding the Fourth Proportional to 112,179.58, 168,129.04 and 56,035.36

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Solution

The fourth proportional to 112,179.58, 168,129.04 and 56,035.36 is: 83,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,179.58 : 168,129.04 = 56,035.36 : x
  2. Step 2: Convert to fraction form
    112,179.58/168,129.04 = 56,035.36/x
  3. Step 3: Cross multiply
    112,179.58x = 168,129.04 × 56,035.36
  4. Step 4: Simplify right side
    112,179.58x = 9,421,171,282.85
  5. Step 5: Solve for x
    x = 9,421,171,282.85/112,179.58
  6. Step 6: Final answer
    x = 83,982.94

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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.