Home / 118,077.18-177,116.57-43,166.51

Finding the Fourth Proportional to 118,077.18, 177,116.57 and 43,166.51

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Solution

The fourth proportional to 118,077.18, 177,116.57 and 43,166.51 is: 64,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,077.18 : 177,116.57 = 43,166.51 : x
  2. Step 2: Convert to fraction form
    118,077.18/177,116.57 = 43,166.51/x
  3. Step 3: Cross multiply
    118,077.18x = 177,116.57 × 43,166.51
  4. Step 4: Simplify right side
    118,077.18x = 7,645,503,088.66
  5. Step 5: Solve for x
    x = 7,645,503,088.66/118,077.18
  6. Step 6: Final answer
    x = 64,750.05

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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.