Home / 65,753.64-98,700.66-28,332.18

Finding the Fourth Proportional to 65,753.64, 98,700.66 and 28,332.18

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Solution

The fourth proportional to 65,753.64, 98,700.66 and 28,332.18 is: 42,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,753.64 : 98,700.66 = 28,332.18 : x
  2. Step 2: Convert to fraction form
    65,753.64/98,700.66 = 28,332.18/x
  3. Step 3: Cross multiply
    65,753.64x = 98,700.66 × 28,332.18
  4. Step 4: Simplify right side
    65,753.64x = 2,796,404,865.24
  5. Step 5: Solve for x
    x = 2,796,404,865.24/65,753.64
  6. Step 6: Final answer
    x = 42,528.52

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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.