Home / 162,533.25-224,305.83-90,918.09

Finding the Fourth Proportional to 162,533.25, 224,305.83 and 90,918.09

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Solution

The fourth proportional to 162,533.25, 224,305.83 and 90,918.09 is: 125,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,533.25 : 224,305.83 = 90,918.09 : x
  2. Step 2: Convert to fraction form
    162,533.25/224,305.83 = 90,918.09/x
  3. Step 3: Cross multiply
    162,533.25x = 224,305.83 × 90,918.09
  4. Step 4: Simplify right side
    162,533.25x = 20,393,457,639.46
  5. Step 5: Solve for x
    x = 20,393,457,639.46/162,533.25
  6. Step 6: Final answer
    x = 125,472.53

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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.