Home / 71,009.04-97,993.61-39,177.93

Finding the Fourth Proportional to 71,009.04, 97,993.61 and 39,177.93

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Solution

The fourth proportional to 71,009.04, 97,993.61 and 39,177.93 is: 54,066.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,009.04 : 97,993.61 = 39,177.93 : x
  2. Step 2: Convert to fraction form
    71,009.04/97,993.61 = 39,177.93/x
  3. Step 3: Cross multiply
    71,009.04x = 97,993.61 × 39,177.93
  4. Step 4: Simplify right side
    71,009.04x = 3,839,186,793.03
  5. Step 5: Solve for x
    x = 3,839,186,793.03/71,009.04
  6. Step 6: Final answer
    x = 54,066.17

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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.