Home / 98,922.24-148,356.48-28,783.36

Finding the Fourth Proportional to 98,922.24, 148,356.48 and 28,783.36

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Solution

The fourth proportional to 98,922.24, 148,356.48 and 28,783.36 is: 43,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,922.24 : 148,356.48 = 28,783.36 : x
  2. Step 2: Convert to fraction form
    98,922.24/148,356.48 = 28,783.36/x
  3. Step 3: Cross multiply
    98,922.24x = 148,356.48 × 28,783.36
  4. Step 4: Simplify right side
    98,922.24x = 4,270,197,972.17
  5. Step 5: Solve for x
    x = 4,270,197,972.17/98,922.24
  6. Step 6: Final answer
    x = 43,167.22

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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.