Home / 105,801.64-146,006.04-58,055.56

Finding the Fourth Proportional to 105,801.64, 146,006.04 and 58,055.56

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Solution

The fourth proportional to 105,801.64, 146,006.04 and 58,055.56 is: 80,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,801.64 : 146,006.04 = 58,055.56 : x
  2. Step 2: Convert to fraction form
    105,801.64/146,006.04 = 58,055.56/x
  3. Step 3: Cross multiply
    105,801.64x = 146,006.04 × 58,055.56
  4. Step 4: Simplify right side
    105,801.64x = 8,476,462,415.58
  5. Step 5: Solve for x
    x = 8,476,462,415.58/105,801.64
  6. Step 6: Final answer
    x = 80,116.55

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1.5x scale

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.