Home / 92,992.24-128,328.06-50,551.48

Finding the Fourth Proportional to 92,992.24, 128,328.06 and 50,551.48

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Solution

The fourth proportional to 92,992.24, 128,328.06 and 50,551.48 is: 69,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,992.24 : 128,328.06 = 50,551.48 : x
  2. Step 2: Convert to fraction form
    92,992.24/128,328.06 = 50,551.48/x
  3. Step 3: Cross multiply
    92,992.24x = 128,328.06 × 50,551.48
  4. Step 4: Simplify right side
    92,992.24x = 6,487,173,358.53
  5. Step 5: Solve for x
    x = 6,487,173,358.53/92,992.24
  6. Step 6: Final answer
    x = 69,760.37

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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.