Home / 93,867.15-140,619.29-52,187.79

Finding the Fourth Proportional to 93,867.15, 140,619.29 and 52,187.79

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Solution

The fourth proportional to 93,867.15, 140,619.29 and 52,187.79 is: 78,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,867.15 : 140,619.29 = 52,187.79 : x
  2. Step 2: Convert to fraction form
    93,867.15/140,619.29 = 52,187.79/x
  3. Step 3: Cross multiply
    93,867.15x = 140,619.29 × 52,187.79
  4. Step 4: Simplify right side
    93,867.15x = 7,338,609,715.53
  5. Step 5: Solve for x
    x = 7,338,609,715.53/93,867.15
  6. Step 6: Final answer
    x = 78,180.81

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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.