Home / 119,015.98-178,515.36-55,850.46

Finding the Fourth Proportional to 119,015.98, 178,515.36 and 55,850.46

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Solution

The fourth proportional to 119,015.98, 178,515.36 and 55,850.46 is: 83,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,015.98 : 178,515.36 = 55,850.46 : x
  2. Step 2: Convert to fraction form
    119,015.98/178,515.36 = 55,850.46/x
  3. Step 3: Cross multiply
    119,015.98x = 178,515.36 × 55,850.46
  4. Step 4: Simplify right side
    119,015.98x = 9,970,164,973.07
  5. Step 5: Solve for x
    x = 9,970,164,973.07/119,015.98
  6. Step 6: Final answer
    x = 83,771.65

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1.5x scale

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.