Home / 98,440.86-147,663.38-35,265.09

Finding the Fourth Proportional to 98,440.86, 147,663.38 and 35,265.09

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Solution

The fourth proportional to 98,440.86, 147,663.38 and 35,265.09 is: 52,898.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,440.86 : 147,663.38 = 35,265.09 : x
  2. Step 2: Convert to fraction form
    98,440.86/147,663.38 = 35,265.09/x
  3. Step 3: Cross multiply
    98,440.86x = 147,663.38 × 35,265.09
  4. Step 4: Simplify right side
    98,440.86x = 5,207,362,385.40
  5. Step 5: Solve for x
    x = 5,207,362,385.40/98,440.86
  6. Step 6: Final answer
    x = 52,898.38

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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.