Home / 97,910.36-146,863.49-52,953.15

Finding the Fourth Proportional to 97,910.36, 146,863.49 and 52,953.15

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Solution

The fourth proportional to 97,910.36, 146,863.49 and 52,953.15 is: 79,428.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,910.36 : 146,863.49 = 52,953.15 : x
  2. Step 2: Convert to fraction form
    97,910.36/146,863.49 = 52,953.15/x
  3. Step 3: Cross multiply
    97,910.36x = 146,863.49 × 52,953.15
  4. Step 4: Simplify right side
    97,910.36x = 7,776,884,701.47
  5. Step 5: Solve for x
    x = 7,776,884,701.47/97,910.36
  6. Step 6: Final answer
    x = 79,428.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.