Home / 112,815.48-169,179.48-60,196.26

Finding the Fourth Proportional to 112,815.48, 169,179.48 and 60,196.26

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Solution

The fourth proportional to 112,815.48, 169,179.48 and 60,196.26 is: 90,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,815.48 : 169,179.48 = 60,196.26 : x
  2. Step 2: Convert to fraction form
    112,815.48/169,179.48 = 60,196.26/x
  3. Step 3: Cross multiply
    112,815.48x = 169,179.48 × 60,196.26
  4. Step 4: Simplify right side
    112,815.48x = 10,183,971,964.74
  5. Step 5: Solve for x
    x = 10,183,971,964.74/112,815.48
  6. Step 6: Final answer
    x = 90,271.05

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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.