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Finding the Fourth Proportional to 110,047.99, 152,008.68 and 91,004.68

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Solution

The fourth proportional to 110,047.99, 152,008.68 and 91,004.68 is: 125,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,047.99 : 152,008.68 = 91,004.68 : x
  2. Step 2: Convert to fraction form
    110,047.99/152,008.68 = 91,004.68/x
  3. Step 3: Cross multiply
    110,047.99x = 152,008.68 × 91,004.68
  4. Step 4: Simplify right side
    110,047.99x = 13,833,500,825.60
  5. Step 5: Solve for x
    x = 13,833,500,825.60/110,047.99
  6. Step 6: Final answer
    x = 125,704.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.