Home / 62,744.58-94,130.91-21,190.50

Finding the Fourth Proportional to 62,744.58, 94,130.91 and 21,190.50

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Solution

The fourth proportional to 62,744.58, 94,130.91 and 21,190.50 is: 31,790.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,744.58 : 94,130.91 = 21,190.50 : x
  2. Step 2: Convert to fraction form
    62,744.58/94,130.91 = 21,190.50/x
  3. Step 3: Cross multiply
    62,744.58x = 94,130.91 × 21,190.50
  4. Step 4: Simplify right side
    62,744.58x = 1,994,681,048.36
  5. Step 5: Solve for x
    x = 1,994,681,048.36/62,744.58
  6. Step 6: Final answer
    x = 31,790.49

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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.