Home / 112,054.74-168,045.39-40,961.04

Finding the Fourth Proportional to 112,054.74, 168,045.39 and 40,961.04

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Solution

The fourth proportional to 112,054.74, 168,045.39 and 40,961.04 is: 61,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,054.74 : 168,045.39 = 40,961.04 : x
  2. Step 2: Convert to fraction form
    112,054.74/168,045.39 = 40,961.04/x
  3. Step 3: Cross multiply
    112,054.74x = 168,045.39 × 40,961.04
  4. Step 4: Simplify right side
    112,054.74x = 6,883,313,941.61
  5. Step 5: Solve for x
    x = 6,883,313,941.61/112,054.74
  6. Step 6: Final answer
    x = 61,428.14

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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.