Home / 70,941.11-97,902.36-39,109.94

Finding the Fourth Proportional to 70,941.11, 97,902.36 and 39,109.94

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Solution

The fourth proportional to 70,941.11, 97,902.36 and 39,109.94 is: 53,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,941.11 : 97,902.36 = 39,109.94 : x
  2. Step 2: Convert to fraction form
    70,941.11/97,902.36 = 39,109.94/x
  3. Step 3: Cross multiply
    70,941.11x = 97,902.36 × 39,109.94
  4. Step 4: Simplify right side
    70,941.11x = 3,828,954,740.40
  5. Step 5: Solve for x
    x = 3,828,954,740.40/70,941.11
  6. Step 6: Final answer
    x = 53,973.71

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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.