Home / 162,855.36-224,729.64-91,235.16

Finding the Fourth Proportional to 162,855.36, 224,729.64 and 91,235.16

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Solution

The fourth proportional to 162,855.36, 224,729.64 and 91,235.16 is: 125,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,855.36 : 224,729.64 = 91,235.16 : x
  2. Step 2: Convert to fraction form
    162,855.36/224,729.64 = 91,235.16/x
  3. Step 3: Cross multiply
    162,855.36x = 224,729.64 × 91,235.16
  4. Step 4: Simplify right side
    162,855.36x = 20,503,244,662.14
  5. Step 5: Solve for x
    x = 20,503,244,662.14/162,855.36
  6. Step 6: Final answer
    x = 125,898.49

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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.