Home / 64,449.59-88,940.16-36,155.30

Finding the Fourth Proportional to 64,449.59, 88,940.16 and 36,155.30

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Solution

The fourth proportional to 64,449.59, 88,940.16 and 36,155.30 is: 49,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,449.59 : 88,940.16 = 36,155.30 : x
  2. Step 2: Convert to fraction form
    64,449.59/88,940.16 = 36,155.30/x
  3. Step 3: Cross multiply
    64,449.59x = 88,940.16 × 36,155.30
  4. Step 4: Simplify right side
    64,449.59x = 3,215,657,722.15
  5. Step 5: Solve for x
    x = 3,215,657,722.15/64,449.59
  6. Step 6: Final answer
    x = 49,894.16

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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.