Home / 118,606.20-163,677.07-64,892.13

Finding the Fourth Proportional to 118,606.20, 163,677.07 and 64,892.13

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Solution

The fourth proportional to 118,606.20, 163,677.07 and 64,892.13 is: 89,551.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,606.20 : 163,677.07 = 64,892.13 : x
  2. Step 2: Convert to fraction form
    118,606.20/163,677.07 = 64,892.13/x
  3. Step 3: Cross multiply
    118,606.20x = 163,677.07 × 64,892.13
  4. Step 4: Simplify right side
    118,606.20x = 10,621,353,704.46
  5. Step 5: Solve for x
    x = 10,621,353,704.46/118,606.20
  6. Step 6: Final answer
    x = 89,551.42

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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.