Home / 92,774.33-128,028.67-50,332.86

Finding the Fourth Proportional to 92,774.33, 128,028.67 and 50,332.86

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Solution

The fourth proportional to 92,774.33, 128,028.67 and 50,332.86 is: 69,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,774.33 : 128,028.67 = 50,332.86 : x
  2. Step 2: Convert to fraction form
    92,774.33/128,028.67 = 50,332.86/x
  3. Step 3: Cross multiply
    92,774.33x = 128,028.67 × 50,332.86
  4. Step 4: Simplify right side
    92,774.33x = 6,444,048,997.26
  5. Step 5: Solve for x
    x = 6,444,048,997.26/92,774.33
  6. Step 6: Final answer
    x = 69,459.40

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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.