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Finding the Fourth Proportional to 248,820.99, 373,219.15 and 91,037.13

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Solution

The fourth proportional to 248,820.99, 373,219.15 and 91,037.13 is: 136,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,820.99 : 373,219.15 = 91,037.13 : x
  2. Step 2: Convert to fraction form
    248,820.99/373,219.15 = 91,037.13/x
  3. Step 3: Cross multiply
    248,820.99x = 373,219.15 × 91,037.13
  4. Step 4: Simplify right side
    248,820.99x = 33,976,800,277.04
  5. Step 5: Solve for x
    x = 33,976,800,277.04/248,820.99
  6. Step 6: Final answer
    x = 136,551.18

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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.