Home / 98,740.13-148,081.91-32,186.07

Finding the Fourth Proportional to 98,740.13, 148,081.91 and 32,186.07

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Solution

The fourth proportional to 98,740.13, 148,081.91 and 32,186.07 is: 48,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,740.13 : 148,081.91 = 32,186.07 : x
  2. Step 2: Convert to fraction form
    98,740.13/148,081.91 = 32,186.07/x
  3. Step 3: Cross multiply
    98,740.13x = 148,081.91 × 32,186.07
  4. Step 4: Simplify right side
    98,740.13x = 4,766,174,720.99
  5. Step 5: Solve for x
    x = 4,766,174,720.99/98,740.13
  6. Step 6: Final answer
    x = 48,269.89

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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.