Home / 98,828.73-148,118.94-42,603.03

Finding the Fourth Proportional to 98,828.73, 148,118.94 and 42,603.03

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Solution

The fourth proportional to 98,828.73, 148,118.94 and 42,603.03 is: 63,851.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.73 : 148,118.94 = 42,603.03 : x
  2. Step 2: Convert to fraction form
    98,828.73/148,118.94 = 42,603.03/x
  3. Step 3: Cross multiply
    98,828.73x = 148,118.94 × 42,603.03
  4. Step 4: Simplify right side
    98,828.73x = 6,310,315,644.39
  5. Step 5: Solve for x
    x = 6,310,315,644.39/98,828.73
  6. Step 6: Final answer
    x = 63,851.02

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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.