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Finding the Fourth Proportional to 113,654.70, 170,475.89 and 34,768.94

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Solution

The fourth proportional to 113,654.70, 170,475.89 and 34,768.94 is: 52,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,654.70 : 170,475.89 = 34,768.94 : x
  2. Step 2: Convert to fraction form
    113,654.70/170,475.89 = 34,768.94/x
  3. Step 3: Cross multiply
    113,654.70x = 170,475.89 × 34,768.94
  4. Step 4: Simplify right side
    113,654.70x = 5,927,264,964.63
  5. Step 5: Solve for x
    x = 5,927,264,964.63/113,654.70
  6. Step 6: Final answer
    x = 52,151.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.