Home / 92,974.61-128,305.14-50,533.04

Finding the Fourth Proportional to 92,974.61, 128,305.14 and 50,533.04

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Solution

The fourth proportional to 92,974.61, 128,305.14 and 50,533.04 is: 69,735.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,974.61 : 128,305.14 = 50,533.04 : x
  2. Step 2: Convert to fraction form
    92,974.61/128,305.14 = 50,533.04/x
  3. Step 3: Cross multiply
    92,974.61x = 128,305.14 × 50,533.04
  4. Step 4: Simplify right side
    92,974.61x = 6,483,648,771.83
  5. Step 5: Solve for x
    x = 6,483,648,771.83/92,974.61
  6. Step 6: Final answer
    x = 69,735.69

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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.