Home / 112,408.29-168,695.59-53,244.10

Finding the Fourth Proportional to 112,408.29, 168,695.59 and 53,244.10

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Solution

The fourth proportional to 112,408.29, 168,695.59 and 53,244.10 is: 79,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,408.29 : 168,695.59 = 53,244.10 : x
  2. Step 2: Convert to fraction form
    112,408.29/168,695.59 = 53,244.10/x
  3. Step 3: Cross multiply
    112,408.29x = 168,695.59 × 53,244.10
  4. Step 4: Simplify right side
    112,408.29x = 8,982,044,092.20
  5. Step 5: Solve for x
    x = 8,982,044,092.20/112,408.29
  6. Step 6: Final answer
    x = 79,905.53

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1.5x scale

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.