Home / 65,127.34-89,875.38-36,447.04

Finding the Fourth Proportional to 65,127.34, 89,875.38 and 36,447.04

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Solution

The fourth proportional to 65,127.34, 89,875.38 and 36,447.04 is: 50,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,127.34 : 89,875.38 = 36,447.04 : x
  2. Step 2: Convert to fraction form
    65,127.34/89,875.38 = 36,447.04/x
  3. Step 3: Cross multiply
    65,127.34x = 89,875.38 × 36,447.04
  4. Step 4: Simplify right side
    65,127.34x = 3,275,691,569.88
  5. Step 5: Solve for x
    x = 3,275,691,569.88/65,127.34
  6. Step 6: Final answer
    x = 50,296.72

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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.