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Finding the Fourth Proportional to 86,497.46, 119,366.61 and 46,753.46

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Solution

The fourth proportional to 86,497.46, 119,366.61 and 46,753.46 is: 64,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,497.46 : 119,366.61 = 46,753.46 : x
  2. Step 2: Convert to fraction form
    86,497.46/119,366.61 = 46,753.46/x
  3. Step 3: Cross multiply
    86,497.46x = 119,366.61 × 46,753.46
  4. Step 4: Simplify right side
    86,497.46x = 5,580,802,025.97
  5. Step 5: Solve for x
    x = 5,580,802,025.97/86,497.46
  6. Step 6: Final answer
    x = 64,519.84

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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.