Home / 106,445.81-146,888.52-61,091.87

Finding the Fourth Proportional to 106,445.81, 146,888.52 and 61,091.87

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Solution

The fourth proportional to 106,445.81, 146,888.52 and 61,091.87 is: 84,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,445.81 : 146,888.52 = 61,091.87 : x
  2. Step 2: Convert to fraction form
    106,445.81/146,888.52 = 61,091.87/x
  3. Step 3: Cross multiply
    106,445.81x = 146,888.52 × 61,091.87
  4. Step 4: Simplify right side
    106,445.81x = 8,973,694,781.88
  5. Step 5: Solve for x
    x = 8,973,694,781.88/106,445.81
  6. Step 6: Final answer
    x = 84,302.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.