Home / 146,531.86-219,795.38-46,690.70

Finding the Fourth Proportional to 146,531.86, 219,795.38 and 46,690.70

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Solution

The fourth proportional to 146,531.86, 219,795.38 and 46,690.70 is: 70,035.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,531.86 : 219,795.38 = 46,690.70 : x
  2. Step 2: Convert to fraction form
    146,531.86/219,795.38 = 46,690.70/x
  3. Step 3: Cross multiply
    146,531.86x = 219,795.38 × 46,690.70
  4. Step 4: Simplify right side
    146,531.86x = 10,262,399,166.72
  5. Step 5: Solve for x
    x = 10,262,399,166.72/146,531.86
  6. Step 6: Final answer
    x = 70,035.28

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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.