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Finding the Fourth Proportional to 146,141.52, 201,653.66 and 88,750.94

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Solution

The fourth proportional to 146,141.52, 201,653.66 and 88,750.94 is: 122,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,141.52 : 201,653.66 = 88,750.94 : x
  2. Step 2: Convert to fraction form
    146,141.52/201,653.66 = 88,750.94/x
  3. Step 3: Cross multiply
    146,141.52x = 201,653.66 × 88,750.94
  4. Step 4: Simplify right side
    146,141.52x = 17,896,950,427.42
  5. Step 5: Solve for x
    x = 17,896,950,427.42/146,141.52
  6. Step 6: Final answer
    x = 122,463.15

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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.