Home / 92,904.80-128,207.24-50,462.96

Finding the Fourth Proportional to 92,904.80, 128,207.24 and 50,462.96

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Solution

The fourth proportional to 92,904.80, 128,207.24 and 50,462.96 is: 69,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,904.80 : 128,207.24 = 50,462.96 : x
  2. Step 2: Convert to fraction form
    92,904.80/128,207.24 = 50,462.96/x
  3. Step 3: Cross multiply
    92,904.80x = 128,207.24 × 50,462.96
  4. Step 4: Simplify right side
    92,904.80x = 6,469,716,823.83
  5. Step 5: Solve for x
    x = 6,469,716,823.83/92,904.80
  6. Step 6: Final answer
    x = 69,638.13

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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.