Home / 146,784.79-220,264.67-53,297.83

Finding the Fourth Proportional to 146,784.79, 220,264.67 and 53,297.83

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Solution

The fourth proportional to 146,784.79, 220,264.67 and 53,297.83 is: 79,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,784.79 : 220,264.67 = 53,297.83 : x
  2. Step 2: Convert to fraction form
    146,784.79/220,264.67 = 53,297.83/x
  3. Step 3: Cross multiply
    146,784.79x = 220,264.67 × 53,297.83
  4. Step 4: Simplify right side
    146,784.79x = 11,739,628,936.67
  5. Step 5: Solve for x
    x = 11,739,628,936.67/146,784.79
  6. Step 6: Final answer
    x = 79,978.51

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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.