Home / 98,808.19-148,231.01-39,648.52

Finding the Fourth Proportional to 98,808.19, 148,231.01 and 39,648.52

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Solution

The fourth proportional to 98,808.19, 148,231.01 and 39,648.52 is: 59,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,808.19 : 148,231.01 = 39,648.52 : x
  2. Step 2: Convert to fraction form
    98,808.19/148,231.01 = 39,648.52/x
  3. Step 3: Cross multiply
    98,808.19x = 148,231.01 × 39,648.52
  4. Step 4: Simplify right side
    98,808.19x = 5,877,140,449.02
  5. Step 5: Solve for x
    x = 5,877,140,449.02/98,808.19
  6. Step 6: Final answer
    x = 59,480.30

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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.