Home / 65,731.45-98,688.98-33,732.91

Finding the Fourth Proportional to 65,731.45, 98,688.98 and 33,732.91

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Solution

The fourth proportional to 65,731.45, 98,688.98 and 33,732.91 is: 50,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,731.45 : 98,688.98 = 33,732.91 : x
  2. Step 2: Convert to fraction form
    65,731.45/98,688.98 = 33,732.91/x
  3. Step 3: Cross multiply
    65,731.45x = 98,688.98 × 33,732.91
  4. Step 4: Simplify right side
    65,731.45x = 3,329,066,132.90
  5. Step 5: Solve for x
    x = 3,329,066,132.90/65,731.45
  6. Step 6: Final answer
    x = 50,646.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.