Home / 118,796.87-163,877.49-73,460.36

Finding the Fourth Proportional to 118,796.87, 163,877.49 and 73,460.36

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Solution

The fourth proportional to 118,796.87, 163,877.49 and 73,460.36 is: 101,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,796.87 : 163,877.49 = 73,460.36 : x
  2. Step 2: Convert to fraction form
    118,796.87/163,877.49 = 73,460.36/x
  3. Step 3: Cross multiply
    118,796.87x = 163,877.49 × 73,460.36
  4. Step 4: Simplify right side
    118,796.87x = 12,038,499,411.30
  5. Step 5: Solve for x
    x = 12,038,499,411.30/118,796.87
  6. Step 6: Final answer
    x = 101,336.84

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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.