Home / 114,871.46-158,499.36-67,115.58

Finding the Fourth Proportional to 114,871.46, 158,499.36 and 67,115.58

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Solution

The fourth proportional to 114,871.46, 158,499.36 and 67,115.58 is: 92,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,871.46 : 158,499.36 = 67,115.58 : x
  2. Step 2: Convert to fraction form
    114,871.46/158,499.36 = 67,115.58/x
  3. Step 3: Cross multiply
    114,871.46x = 158,499.36 × 67,115.58
  4. Step 4: Simplify right side
    114,871.46x = 10,637,776,476.03
  5. Step 5: Solve for x
    x = 10,637,776,476.03/114,871.46
  6. Step 6: Final answer
    x = 92,605.91

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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.