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Finding the Fourth Proportional to 146,335.71, 219,500.13 and 67,449.93

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Solution

The fourth proportional to 146,335.71, 219,500.13 and 67,449.93 is: 101,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,335.71 : 219,500.13 = 67,449.93 : x
  2. Step 2: Convert to fraction form
    146,335.71/219,500.13 = 67,449.93/x
  3. Step 3: Cross multiply
    146,335.71x = 219,500.13 × 67,449.93
  4. Step 4: Simplify right side
    146,335.71x = 14,805,268,688.59
  5. Step 5: Solve for x
    x = 14,805,268,688.59/146,335.71
  6. Step 6: Final answer
    x = 101,173.32

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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.