Home / 71,297.64-98,329.70-42,997.16

Finding the Fourth Proportional to 71,297.64, 98,329.70 and 42,997.16

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Solution

The fourth proportional to 71,297.64, 98,329.70 and 42,997.16 is: 59,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,297.64 : 98,329.70 = 42,997.16 : x
  2. Step 2: Convert to fraction form
    71,297.64/98,329.70 = 42,997.16/x
  3. Step 3: Cross multiply
    71,297.64x = 98,329.70 × 42,997.16
  4. Step 4: Simplify right side
    71,297.64x = 4,227,897,843.65
  5. Step 5: Solve for x
    x = 4,227,897,843.65/71,297.64
  6. Step 6: Final answer
    x = 59,299.27

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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.