Home / 162,728.24-224,588.54-91,112.87

Finding the Fourth Proportional to 162,728.24, 224,588.54 and 91,112.87

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Solution

The fourth proportional to 162,728.24, 224,588.54 and 91,112.87 is: 125,748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,728.24 : 224,588.54 = 91,112.87 : x
  2. Step 2: Convert to fraction form
    162,728.24/224,588.54 = 91,112.87/x
  3. Step 3: Cross multiply
    162,728.24x = 224,588.54 × 91,112.87
  4. Step 4: Simplify right side
    162,728.24x = 20,462,907,237.76
  5. Step 5: Solve for x
    x = 20,462,907,237.76/162,728.24
  6. Step 6: Final answer
    x = 125,748.97

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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.