Home / 137,259.23-205,896.18-42,554.84

Finding the Fourth Proportional to 137,259.23, 205,896.18 and 42,554.84

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Solution

The fourth proportional to 137,259.23, 205,896.18 and 42,554.84 is: 63,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,259.23 : 205,896.18 = 42,554.84 : x
  2. Step 2: Convert to fraction form
    137,259.23/205,896.18 = 42,554.84/x
  3. Step 3: Cross multiply
    137,259.23x = 205,896.18 × 42,554.84
  4. Step 4: Simplify right side
    137,259.23x = 8,761,879,624.49
  5. Step 5: Solve for x
    x = 8,761,879,624.49/137,259.23
  6. Step 6: Final answer
    x = 63,834.54

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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.