Home / 92,902.72-128,206.92-50,461.96

Finding the Fourth Proportional to 92,902.72, 128,206.92 and 50,461.96

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Solution

The fourth proportional to 92,902.72, 128,206.92 and 50,461.96 is: 69,638.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,902.72 : 128,206.92 = 50,461.96 : x
  2. Step 2: Convert to fraction form
    92,902.72/128,206.92 = 50,461.96/x
  3. Step 3: Cross multiply
    92,902.72x = 128,206.92 × 50,461.96
  4. Step 4: Simplify right side
    92,902.72x = 6,469,572,468.76
  5. Step 5: Solve for x
    x = 6,469,572,468.76/92,902.72
  6. Step 6: Final answer
    x = 69,638.14

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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.