Home / 102,448.48-141,388.24-62,172.48

Finding the Fourth Proportional to 102,448.48, 141,388.24 and 62,172.48

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Solution

The fourth proportional to 102,448.48, 141,388.24 and 62,172.48 is: 85,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,448.48 : 141,388.24 = 62,172.48 : x
  2. Step 2: Convert to fraction form
    102,448.48/141,388.24 = 62,172.48/x
  3. Step 3: Cross multiply
    102,448.48x = 141,388.24 × 62,172.48
  4. Step 4: Simplify right side
    102,448.48x = 8,790,457,523.64
  5. Step 5: Solve for x
    x = 8,790,457,523.64/102,448.48
  6. Step 6: Final answer
    x = 85,803.69

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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.