Home / 72,955.50-109,370.61-25,564.02

Finding the Fourth Proportional to 72,955.50, 109,370.61 and 25,564.02

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Solution

The fourth proportional to 72,955.50, 109,370.61 and 25,564.02 is: 38,324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,955.50 : 109,370.61 = 25,564.02 : x
  2. Step 2: Convert to fraction form
    72,955.50/109,370.61 = 25,564.02/x
  3. Step 3: Cross multiply
    72,955.50x = 109,370.61 × 25,564.02
  4. Step 4: Simplify right side
    72,955.50x = 2,795,952,461.45
  5. Step 5: Solve for x
    x = 2,795,952,461.45/72,955.50
  6. Step 6: Final answer
    x = 38,324.08

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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.