Home / 125,732.21-173,506.97-69,143.58

Finding the Fourth Proportional to 125,732.21, 173,506.97 and 69,143.58

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Solution

The fourth proportional to 125,732.21, 173,506.97 and 69,143.58 is: 95,416.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,732.21 : 173,506.97 = 69,143.58 : x
  2. Step 2: Convert to fraction form
    125,732.21/173,506.97 = 69,143.58/x
  3. Step 3: Cross multiply
    125,732.21x = 173,506.97 × 69,143.58
  4. Step 4: Simplify right side
    125,732.21x = 11,996,892,715.03
  5. Step 5: Solve for x
    x = 11,996,892,715.03/125,732.21
  6. Step 6: Final answer
    x = 95,416.23

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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.