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Finding the Fourth Proportional to 146,398.71, 219,619.92 and 46,562.16

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Solution

The fourth proportional to 146,398.71, 219,619.92 and 46,562.16 is: 69,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,398.71 : 219,619.92 = 46,562.16 : x
  2. Step 2: Convert to fraction form
    146,398.71/219,619.92 = 46,562.16/x
  3. Step 3: Cross multiply
    146,398.71x = 219,619.92 × 46,562.16
  4. Step 4: Simplify right side
    146,398.71x = 10,225,977,854.23
  5. Step 5: Solve for x
    x = 10,225,977,854.23/146,398.71
  6. Step 6: Final answer
    x = 69,850.19

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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.