Home / 70,902.27-97,844.94-39,071.16

Finding the Fourth Proportional to 70,902.27, 97,844.94 and 39,071.16

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Solution

The fourth proportional to 70,902.27, 97,844.94 and 39,071.16 is: 53,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,902.27 : 97,844.94 = 39,071.16 : x
  2. Step 2: Convert to fraction form
    70,902.27/97,844.94 = 39,071.16/x
  3. Step 3: Cross multiply
    70,902.27x = 97,844.94 × 39,071.16
  4. Step 4: Simplify right side
    70,902.27x = 3,822,915,672.85
  5. Step 5: Solve for x
    x = 3,822,915,672.85/70,902.27
  6. Step 6: Final answer
    x = 53,918.10

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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.