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Finding the Fourth Proportional to 101,141.88, 150,943.75 and 89,932.08

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Solution

The fourth proportional to 101,141.88, 150,943.75 and 89,932.08 is: 134,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,141.88 : 150,943.75 = 89,932.08 : x
  2. Step 2: Convert to fraction form
    101,141.88/150,943.75 = 89,932.08/x
  3. Step 3: Cross multiply
    101,141.88x = 150,943.75 × 89,932.08
  4. Step 4: Simplify right side
    101,141.88x = 13,574,684,950.84
  5. Step 5: Solve for x
    x = 13,574,684,950.84/101,141.88
  6. Step 6: Final answer
    x = 134,214.29

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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.