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Finding the Fourth Proportional to 113,953.94, 157,154.28 and 94,896.82

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Solution

The fourth proportional to 113,953.94, 157,154.28 and 94,896.82 is: 130,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,953.94 : 157,154.28 = 94,896.82 : x
  2. Step 2: Convert to fraction form
    113,953.94/157,154.28 = 94,896.82/x
  3. Step 3: Cross multiply
    113,953.94x = 157,154.28 × 94,896.82
  4. Step 4: Simplify right side
    113,953.94x = 14,913,440,635.62
  5. Step 5: Solve for x
    x = 14,913,440,635.62/113,953.94
  6. Step 6: Final answer
    x = 130,872.53

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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.