Home / 92,923.72-128,224.44-51,529.68

Finding the Fourth Proportional to 92,923.72, 128,224.44 and 51,529.68

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Solution

The fourth proportional to 92,923.72, 128,224.44 and 51,529.68 is: 71,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,923.72 : 128,224.44 = 51,529.68 : x
  2. Step 2: Convert to fraction form
    92,923.72/128,224.44 = 51,529.68/x
  3. Step 3: Cross multiply
    92,923.72x = 128,224.44 × 51,529.68
  4. Step 4: Simplify right side
    92,923.72x = 6,607,364,361.38
  5. Step 5: Solve for x
    x = 6,607,364,361.38/92,923.72
  6. Step 6: Final answer
    x = 71,105.25

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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.