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Finding the Fourth Proportional to 101,341.70, 151,270.41 and 89,371.22

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Solution

The fourth proportional to 101,341.70, 151,270.41 and 89,371.22 is: 133,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341.70 : 151,270.41 = 89,371.22 : x
  2. Step 2: Convert to fraction form
    101,341.70/151,270.41 = 89,371.22/x
  3. Step 3: Cross multiply
    101,341.70x = 151,270.41 × 89,371.22
  4. Step 4: Simplify right side
    101,341.70x = 13,519,221,091.60
  5. Step 5: Solve for x
    x = 13,519,221,091.60/101,341.70
  6. Step 6: Final answer
    x = 133,402.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.