Home / 126,257.77-174,988.18-123,895.81

Finding the Fourth Proportional to 126,257.77, 174,988.18 and 123,895.81

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Solution

The fourth proportional to 126,257.77, 174,988.18 and 123,895.81 is: 171,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,257.77 : 174,988.18 = 123,895.81 : x
  2. Step 2: Convert to fraction form
    126,257.77/174,988.18 = 123,895.81/x
  3. Step 3: Cross multiply
    126,257.77x = 174,988.18 × 123,895.81
  4. Step 4: Simplify right side
    126,257.77x = 21,680,302,301.53
  5. Step 5: Solve for x
    x = 21,680,302,301.53/126,257.77
  6. Step 6: Final answer
    x = 171,714.60

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.