Home / 118,600.73-163,676.27-68,315.93

Finding the Fourth Proportional to 118,600.73, 163,676.27 and 68,315.93

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Solution

The fourth proportional to 118,600.73, 163,676.27 and 68,315.93 is: 94,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,600.73 : 163,676.27 = 68,315.93 : x
  2. Step 2: Convert to fraction form
    118,600.73/163,676.27 = 68,315.93/x
  3. Step 3: Cross multiply
    118,600.73x = 163,676.27 × 68,315.93
  4. Step 4: Simplify right side
    118,600.73x = 11,181,696,603.98
  5. Step 5: Solve for x
    x = 11,181,696,603.98/118,600.73
  6. Step 6: Final answer
    x = 94,280.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.