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Finding the Fourth Proportional to 165,075.68, 227,858.72 and 97,089.75

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Solution

The fourth proportional to 165,075.68, 227,858.72 and 97,089.75 is: 134,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,075.68 : 227,858.72 = 97,089.75 : x
  2. Step 2: Convert to fraction form
    165,075.68/227,858.72 = 97,089.75/x
  3. Step 3: Cross multiply
    165,075.68x = 227,858.72 × 97,089.75
  4. Step 4: Simplify right side
    165,075.68x = 22,122,745,674.67
  5. Step 5: Solve for x
    x = 22,122,745,674.67/165,075.68
  6. Step 6: Final answer
    x = 134,015.78

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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.