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Finding the Fourth Proportional to 101,740.90, 152,551.41 and 41,751.49

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Solution

The fourth proportional to 101,740.90, 152,551.41 and 41,751.49 is: 62,602.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,740.90 : 152,551.41 = 41,751.49 : x
  2. Step 2: Convert to fraction form
    101,740.90/152,551.41 = 41,751.49/x
  3. Step 3: Cross multiply
    101,740.90x = 152,551.41 × 41,751.49
  4. Step 4: Simplify right side
    101,740.90x = 6,369,248,669.10
  5. Step 5: Solve for x
    x = 6,369,248,669.10/101,740.90
  6. Step 6: Final answer
    x = 62,602.64

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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.