Home / 104,048.62-143,586.87-56,301.95

Finding the Fourth Proportional to 104,048.62, 143,586.87 and 56,301.95

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Solution

The fourth proportional to 104,048.62, 143,586.87 and 56,301.95 is: 77,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,048.62 : 143,586.87 = 56,301.95 : x
  2. Step 2: Convert to fraction form
    104,048.62/143,586.87 = 56,301.95/x
  3. Step 3: Cross multiply
    104,048.62x = 143,586.87 × 56,301.95
  4. Step 4: Simplify right side
    104,048.62x = 8,084,220,775.40
  5. Step 5: Solve for x
    x = 8,084,220,775.40/104,048.62
  6. Step 6: Final answer
    x = 77,696.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.