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Finding the Fourth Proportional to 146,495.67, 219,670.77 and 46,642.89

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Solution

The fourth proportional to 146,495.67, 219,670.77 and 46,642.89 is: 69,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,495.67 : 219,670.77 = 46,642.89 : x
  2. Step 2: Convert to fraction form
    146,495.67/219,670.77 = 46,642.89/x
  3. Step 3: Cross multiply
    146,495.67x = 219,670.77 × 46,642.89
  4. Step 4: Simplify right side
    146,495.67x = 10,246,079,561.33
  5. Step 5: Solve for x
    x = 10,246,079,561.33/146,495.67
  6. Step 6: Final answer
    x = 69,941.18

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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.