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Finding the Fourth Proportional to 98,144.76, 147,260.84 and 35,800.68

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Solution

The fourth proportional to 98,144.76, 147,260.84 and 35,800.68 is: 53,716.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144.76 : 147,260.84 = 35,800.68 : x
  2. Step 2: Convert to fraction form
    98,144.76/147,260.84 = 35,800.68/x
  3. Step 3: Cross multiply
    98,144.76x = 147,260.84 × 35,800.68
  4. Step 4: Simplify right side
    98,144.76x = 5,272,038,209.37
  5. Step 5: Solve for x
    x = 5,272,038,209.37/98,144.76
  6. Step 6: Final answer
    x = 53,716.96

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1.5x scale

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.