Home / 64,660.10-89,224.63-36,365.18

Finding the Fourth Proportional to 64,660.10, 89,224.63 and 36,365.18

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Solution

The fourth proportional to 64,660.10, 89,224.63 and 36,365.18 is: 50,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,660.10 : 89,224.63 = 36,365.18 : x
  2. Step 2: Convert to fraction form
    64,660.10/89,224.63 = 36,365.18/x
  3. Step 3: Cross multiply
    64,660.10x = 89,224.63 × 36,365.18
  4. Step 4: Simplify right side
    64,660.10x = 3,244,669,730.38
  5. Step 5: Solve for x
    x = 3,244,669,730.38/64,660.10
  6. Step 6: Final answer
    x = 50,180.40

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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.