Home / 124,286.16-171,519.20-70,569.44

Finding the Fourth Proportional to 124,286.16, 171,519.20 and 70,569.44

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Solution

The fourth proportional to 124,286.16, 171,519.20 and 70,569.44 is: 97,388.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,286.16 : 171,519.20 = 70,569.44 : x
  2. Step 2: Convert to fraction form
    124,286.16/171,519.20 = 70,569.44/x
  3. Step 3: Cross multiply
    124,286.16x = 171,519.20 × 70,569.44
  4. Step 4: Simplify right side
    124,286.16x = 12,104,013,893.25
  5. Step 5: Solve for x
    x = 12,104,013,893.25/124,286.16
  6. Step 6: Final answer
    x = 97,388.27

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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.