Home / 64,512.04-89,026.60-36,217.68

Finding the Fourth Proportional to 64,512.04, 89,026.60 and 36,217.68

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Solution

The fourth proportional to 64,512.04, 89,026.60 and 36,217.68 is: 49,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512.04 : 89,026.60 = 36,217.68 : x
  2. Step 2: Convert to fraction form
    64,512.04/89,026.60 = 36,217.68/x
  3. Step 3: Cross multiply
    64,512.04x = 89,026.60 × 36,217.68
  4. Step 4: Simplify right side
    64,512.04x = 3,224,336,910.29
  5. Step 5: Solve for x
    x = 3,224,336,910.29/64,512.04
  6. Step 6: Final answer
    x = 49,980.39

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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.