Home / 112,282.96-168,375.15-42,113.08

Finding the Fourth Proportional to 112,282.96, 168,375.15 and 42,113.08

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Solution

The fourth proportional to 112,282.96, 168,375.15 and 42,113.08 is: 63,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,282.96 : 168,375.15 = 42,113.08 : x
  2. Step 2: Convert to fraction form
    112,282.96/168,375.15 = 42,113.08/x
  3. Step 3: Cross multiply
    112,282.96x = 168,375.15 × 42,113.08
  4. Step 4: Simplify right side
    112,282.96x = 7,090,796,161.96
  5. Step 5: Solve for x
    x = 7,090,796,161.96/112,282.96
  6. Step 6: Final answer
    x = 63,151.13

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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.