Home / 112,112.73-168,173.57-44,657.55

Finding the Fourth Proportional to 112,112.73, 168,173.57 and 44,657.55

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Solution

The fourth proportional to 112,112.73, 168,173.57 and 44,657.55 is: 66,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,112.73 : 168,173.57 = 44,657.55 : x
  2. Step 2: Convert to fraction form
    112,112.73/168,173.57 = 44,657.55/x
  3. Step 3: Cross multiply
    112,112.73x = 168,173.57 × 44,657.55
  4. Step 4: Simplify right side
    112,112.73x = 7,510,219,387.67
  5. Step 5: Solve for x
    x = 7,510,219,387.67/112,112.73
  6. Step 6: Final answer
    x = 66,988.11

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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.