Home / 134,372.96-185,430.74-73,943.56

Finding the Fourth Proportional to 134,372.96, 185,430.74 and 73,943.56

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Solution

The fourth proportional to 134,372.96, 185,430.74 and 73,943.56 is: 102,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,372.96 : 185,430.74 = 73,943.56 : x
  2. Step 2: Convert to fraction form
    134,372.96/185,430.74 = 73,943.56/x
  3. Step 3: Cross multiply
    134,372.96x = 185,430.74 × 73,943.56
  4. Step 4: Simplify right side
    134,372.96x = 13,711,409,049.03
  5. Step 5: Solve for x
    x = 13,711,409,049.03/134,372.96
  6. Step 6: Final answer
    x = 102,039.94

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1.5x scale

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.