Home / 97,741.50-146,382.54-47,664.72

Finding the Fourth Proportional to 97,741.50, 146,382.54 and 47,664.72

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Solution

The fourth proportional to 97,741.50, 146,382.54 and 47,664.72 is: 71,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,741.50 : 146,382.54 = 47,664.72 : x
  2. Step 2: Convert to fraction form
    97,741.50/146,382.54 = 47,664.72/x
  3. Step 3: Cross multiply
    97,741.50x = 146,382.54 × 47,664.72
  4. Step 4: Simplify right side
    97,741.50x = 6,977,282,781.99
  5. Step 5: Solve for x
    x = 6,977,282,781.99/97,741.50
  6. Step 6: Final answer
    x = 71,385.06

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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.