Home / 112,386.13-168,523.42-41,305.90

Finding the Fourth Proportional to 112,386.13, 168,523.42 and 41,305.90

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Solution

The fourth proportional to 112,386.13, 168,523.42 and 41,305.90 is: 61,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,386.13 : 168,523.42 = 41,305.90 : x
  2. Step 2: Convert to fraction form
    112,386.13/168,523.42 = 41,305.90/x
  3. Step 3: Cross multiply
    112,386.13x = 168,523.42 × 41,305.90
  4. Step 4: Simplify right side
    112,386.13x = 6,961,011,534.18
  5. Step 5: Solve for x
    x = 6,961,011,534.18/112,386.13
  6. Step 6: Final answer
    x = 61,938.35

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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.