Home / 107,938.20-148,955.04-59,538.96

Finding the Fourth Proportional to 107,938.20, 148,955.04 and 59,538.96

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Solution

The fourth proportional to 107,938.20, 148,955.04 and 59,538.96 is: 82,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,938.20 : 148,955.04 = 59,538.96 : x
  2. Step 2: Convert to fraction form
    107,938.20/148,955.04 = 59,538.96/x
  3. Step 3: Cross multiply
    107,938.20x = 148,955.04 × 59,538.96
  4. Step 4: Simplify right side
    107,938.20x = 8,868,628,168.36
  5. Step 5: Solve for x
    x = 8,868,628,168.36/107,938.20
  6. Step 6: Final answer
    x = 82,163.94

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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.