Home / 137,050.07-205,437.06-57,132.26

Finding the Fourth Proportional to 137,050.07, 205,437.06 and 57,132.26

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Solution

The fourth proportional to 137,050.07, 205,437.06 and 57,132.26 is: 85,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,050.07 : 205,437.06 = 57,132.26 : x
  2. Step 2: Convert to fraction form
    137,050.07/205,437.06 = 57,132.26/x
  3. Step 3: Cross multiply
    137,050.07x = 205,437.06 × 57,132.26
  4. Step 4: Simplify right side
    137,050.07x = 11,737,082,498.37
  5. Step 5: Solve for x
    x = 11,737,082,498.37/137,050.07
  6. Step 6: Final answer
    x = 85,640.83

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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.