Home / 106,705.42-147,252.43-58,957.74

Finding the Fourth Proportional to 106,705.42, 147,252.43 and 58,957.74

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Solution

The fourth proportional to 106,705.42, 147,252.43 and 58,957.74 is: 81,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,705.42 : 147,252.43 = 58,957.74 : x
  2. Step 2: Convert to fraction form
    106,705.42/147,252.43 = 58,957.74/x
  3. Step 3: Cross multiply
    106,705.42x = 147,252.43 × 58,957.74
  4. Step 4: Simplify right side
    106,705.42x = 8,681,670,556.01
  5. Step 5: Solve for x
    x = 8,681,670,556.01/106,705.42
  6. Step 6: Final answer
    x = 81,361.10

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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.