Home / 146,616.36-202,270.44-89,209.66

Finding the Fourth Proportional to 146,616.36, 202,270.44 and 89,209.66

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Solution

The fourth proportional to 146,616.36, 202,270.44 and 89,209.66 is: 123,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,616.36 : 202,270.44 = 89,209.66 : x
  2. Step 2: Convert to fraction form
    146,616.36/202,270.44 = 89,209.66/x
  3. Step 3: Cross multiply
    146,616.36x = 202,270.44 × 89,209.66
  4. Step 4: Simplify right side
    146,616.36x = 18,044,477,706.55
  5. Step 5: Solve for x
    x = 18,044,477,706.55/146,616.36
  6. Step 6: Final answer
    x = 123,072.74

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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.