Home / 146,486.18-219,656.61-46,633.40

Finding the Fourth Proportional to 146,486.18, 219,656.61 and 46,633.40

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Solution

The fourth proportional to 146,486.18, 219,656.61 and 46,633.40 is: 69,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,486.18 : 219,656.61 = 46,633.40 : x
  2. Step 2: Convert to fraction form
    146,486.18/219,656.61 = 46,633.40/x
  3. Step 3: Cross multiply
    146,486.18x = 219,656.61 × 46,633.40
  4. Step 4: Simplify right side
    146,486.18x = 10,243,334,556.77
  5. Step 5: Solve for x
    x = 10,243,334,556.77/146,486.18
  6. Step 6: Final answer
    x = 69,926.97

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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.