Home / 68,830.13-103,223.33-46,785.17

Finding the Fourth Proportional to 68,830.13, 103,223.33 and 46,785.17

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Solution

The fourth proportional to 68,830.13, 103,223.33 and 46,785.17 is: 70,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,830.13 : 103,223.33 = 46,785.17 : x
  2. Step 2: Convert to fraction form
    68,830.13/103,223.33 = 46,785.17/x
  3. Step 3: Cross multiply
    68,830.13x = 103,223.33 × 46,785.17
  4. Step 4: Simplify right side
    68,830.13x = 4,829,321,042.02
  5. Step 5: Solve for x
    x = 4,829,321,042.02/68,830.13
  6. Step 6: Final answer
    x = 70,162.89

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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.