Home / 97,616.48-134,717.62-55,175.34

Finding the Fourth Proportional to 97,616.48, 134,717.62 and 55,175.34

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Solution

The fourth proportional to 97,616.48, 134,717.62 and 55,175.34 is: 76,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,616.48 : 134,717.62 = 55,175.34 : x
  2. Step 2: Convert to fraction form
    97,616.48/134,717.62 = 55,175.34/x
  3. Step 3: Cross multiply
    97,616.48x = 134,717.62 × 55,175.34
  4. Step 4: Simplify right side
    97,616.48x = 7,433,090,487.49
  5. Step 5: Solve for x
    x = 7,433,090,487.49/97,616.48
  6. Step 6: Final answer
    x = 76,145.86

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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.