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Finding the Fourth Proportional to 113,898.84, 157,180.41 and 63,597.84

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Solution

The fourth proportional to 113,898.84, 157,180.41 and 63,597.84 is: 87,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,898.84 : 157,180.41 = 63,597.84 : x
  2. Step 2: Convert to fraction form
    113,898.84/157,180.41 = 63,597.84/x
  3. Step 3: Cross multiply
    113,898.84x = 157,180.41 × 63,597.84
  4. Step 4: Simplify right side
    113,898.84x = 9,996,334,566.31
  5. Step 5: Solve for x
    x = 9,996,334,566.31/113,898.84
  6. Step 6: Final answer
    x = 87,765.03

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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.