Home / 162,724.36-224,548.98-91,103.72

Finding the Fourth Proportional to 162,724.36, 224,548.98 and 91,103.72

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Solution

The fourth proportional to 162,724.36, 224,548.98 and 91,103.72 is: 125,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,724.36 : 224,548.98 = 91,103.72 : x
  2. Step 2: Convert to fraction form
    162,724.36/224,548.98 = 91,103.72/x
  3. Step 3: Cross multiply
    162,724.36x = 224,548.98 × 91,103.72
  4. Step 4: Simplify right side
    162,724.36x = 20,457,247,400.21
  5. Step 5: Solve for x
    x = 20,457,247,400.21/162,724.36
  6. Step 6: Final answer
    x = 125,717.18

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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.