Home / 98,814.17-148,225.36-28,693.49

Finding the Fourth Proportional to 98,814.17, 148,225.36 and 28,693.49

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Solution

The fourth proportional to 98,814.17, 148,225.36 and 28,693.49 is: 43,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,814.17 : 148,225.36 = 28,693.49 : x
  2. Step 2: Convert to fraction form
    98,814.17/148,225.36 = 28,693.49/x
  3. Step 3: Cross multiply
    98,814.17x = 148,225.36 × 28,693.49
  4. Step 4: Simplify right side
    98,814.17x = 4,253,102,072.05
  5. Step 5: Solve for x
    x = 4,253,102,072.05/98,814.17
  6. Step 6: Final answer
    x = 43,041.42

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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.