Home / 110,187.04-152,058.78-64,867

Finding the Fourth Proportional to 110,187.04, 152,058.78 and 64,867

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Solution

The fourth proportional to 110,187.04, 152,058.78 and 64,867 is: 89,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,187.04 : 152,058.78 = 64,867 : x
  2. Step 2: Convert to fraction form
    110,187.04/152,058.78 = 64,867/x
  3. Step 3: Cross multiply
    110,187.04x = 152,058.78 × 64,867
  4. Step 4: Simplify right side
    110,187.04x = 9,863,596,882.26
  5. Step 5: Solve for x
    x = 9,863,596,882.26/110,187.04
  6. Step 6: Final answer
    x = 89,516.85

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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.