Home / 134,975.73-186,263.55-73,719.93

Finding the Fourth Proportional to 134,975.73, 186,263.55 and 73,719.93

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Solution

The fourth proportional to 134,975.73, 186,263.55 and 73,719.93 is: 101,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,975.73 : 186,263.55 = 73,719.93 : x
  2. Step 2: Convert to fraction form
    134,975.73/186,263.55 = 73,719.93/x
  3. Step 3: Cross multiply
    134,975.73x = 186,263.55 × 73,719.93
  4. Step 4: Simplify right side
    134,975.73x = 13,731,335,867.55
  5. Step 5: Solve for x
    x = 13,731,335,867.55/134,975.73
  6. Step 6: Final answer
    x = 101,731.89

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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.