Home / 112,368.47-168,568.49-36,441.29

Finding the Fourth Proportional to 112,368.47, 168,568.49 and 36,441.29

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Solution

The fourth proportional to 112,368.47, 168,568.49 and 36,441.29 is: 54,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,368.47 : 168,568.49 = 36,441.29 : x
  2. Step 2: Convert to fraction form
    112,368.47/168,568.49 = 36,441.29/x
  3. Step 3: Cross multiply
    112,368.47x = 168,568.49 × 36,441.29
  4. Step 4: Simplify right side
    112,368.47x = 6,142,853,741.48
  5. Step 5: Solve for x
    x = 6,142,853,741.48/112,368.47
  6. Step 6: Final answer
    x = 54,667.06

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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.