Home / 279,152.26-385,065.94-165,968.26

Finding the Fourth Proportional to 279,152.26, 385,065.94 and 165,968.26

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Solution

The fourth proportional to 279,152.26, 385,065.94 and 165,968.26 is: 228,938.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,152.26 : 385,065.94 = 165,968.26 : x
  2. Step 2: Convert to fraction form
    279,152.26/385,065.94 = 165,968.26/x
  3. Step 3: Cross multiply
    279,152.26x = 385,065.94 × 165,968.26
  4. Step 4: Simplify right side
    279,152.26x = 63,908,724,047.06
  5. Step 5: Solve for x
    x = 63,908,724,047.06/279,152.26
  6. Step 6: Final answer
    x = 228,938.59

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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.