Home / 64,517.46-89,031.80-36,224.34

Finding the Fourth Proportional to 64,517.46, 89,031.80 and 36,224.34

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Solution

The fourth proportional to 64,517.46, 89,031.80 and 36,224.34 is: 49,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,517.46 : 89,031.80 = 36,224.34 : x
  2. Step 2: Convert to fraction form
    64,517.46/89,031.80 = 36,224.34/x
  3. Step 3: Cross multiply
    64,517.46x = 89,031.80 × 36,224.34
  4. Step 4: Simplify right side
    64,517.46x = 3,225,118,194.01
  5. Step 5: Solve for x
    x = 3,225,118,194.01/64,517.46
  6. Step 6: Final answer
    x = 49,988.30

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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.