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Finding the Fourth Proportional to 162,660.08, 224,470.88 and 91,040.10

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Solution

The fourth proportional to 162,660.08, 224,470.88 and 91,040.10 is: 125,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,660.08 : 224,470.88 = 91,040.10 : x
  2. Step 2: Convert to fraction form
    162,660.08/224,470.88 = 91,040.10/x
  3. Step 3: Cross multiply
    162,660.08x = 224,470.88 × 91,040.10
  4. Step 4: Simplify right side
    162,660.08x = 20,435,851,669.37
  5. Step 5: Solve for x
    x = 20,435,851,669.37/162,660.08
  6. Step 6: Final answer
    x = 125,635.32

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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.