Home / 140,896.53-211,436.39-61,012.51

Finding the Fourth Proportional to 140,896.53, 211,436.39 and 61,012.51

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Solution

The fourth proportional to 140,896.53, 211,436.39 and 61,012.51 is: 91,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,896.53 : 211,436.39 = 61,012.51 : x
  2. Step 2: Convert to fraction form
    140,896.53/211,436.39 = 61,012.51/x
  3. Step 3: Cross multiply
    140,896.53x = 211,436.39 × 61,012.51
  4. Step 4: Simplify right side
    140,896.53x = 12,900,264,483.18
  5. Step 5: Solve for x
    x = 12,900,264,483.18/140,896.53
  6. Step 6: Final answer
    x = 91,558.43

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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.