Home / 92,910.58-128,225.16-52,626.04

Finding the Fourth Proportional to 92,910.58, 128,225.16 and 52,626.04

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Solution

The fourth proportional to 92,910.58, 128,225.16 and 52,626.04 is: 72,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,910.58 : 128,225.16 = 52,626.04 : x
  2. Step 2: Convert to fraction form
    92,910.58/128,225.16 = 52,626.04/x
  3. Step 3: Cross multiply
    92,910.58x = 128,225.16 × 52,626.04
  4. Step 4: Simplify right side
    92,910.58x = 6,747,982,078.60
  5. Step 5: Solve for x
    x = 6,747,982,078.60/92,910.58
  6. Step 6: Final answer
    x = 72,628.78

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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.