Home / 79,273.17-118,929.56-55,945.17

Finding the Fourth Proportional to 79,273.17, 118,929.56 and 55,945.17

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Solution

The fourth proportional to 79,273.17, 118,929.56 and 55,945.17 is: 83,931.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,273.17 : 118,929.56 = 55,945.17 : x
  2. Step 2: Convert to fraction form
    79,273.17/118,929.56 = 55,945.17/x
  3. Step 3: Cross multiply
    79,273.17x = 118,929.56 × 55,945.17
  4. Step 4: Simplify right side
    79,273.17x = 6,653,534,452.23
  5. Step 5: Solve for x
    x = 6,653,534,452.23/79,273.17
  6. Step 6: Final answer
    x = 83,931.73

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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.