Home / 162,628.10-224,426.75-91,021.94

Finding the Fourth Proportional to 162,628.10, 224,426.75 and 91,021.94

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Solution

The fourth proportional to 162,628.10, 224,426.75 and 91,021.94 is: 125,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,628.10 : 224,426.75 = 91,021.94 : x
  2. Step 2: Convert to fraction form
    162,628.10/224,426.75 = 91,021.94/x
  3. Step 3: Cross multiply
    162,628.10x = 224,426.75 × 91,021.94
  4. Step 4: Simplify right side
    162,628.10x = 20,427,757,278.32
  5. Step 5: Solve for x
    x = 20,427,757,278.32/162,628.10
  6. Step 6: Final answer
    x = 125,610.26

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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.