Home / 296,097.21-408,612.98-160,131.31

Finding the Fourth Proportional to 296,097.21, 408,612.98 and 160,131.31

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Solution

The fourth proportional to 296,097.21, 408,612.98 and 160,131.31 is: 220,980.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,097.21 : 408,612.98 = 160,131.31 : x
  2. Step 2: Convert to fraction form
    296,097.21/408,612.98 = 160,131.31/x
  3. Step 3: Cross multiply
    296,097.21x = 408,612.98 × 160,131.31
  4. Step 4: Simplify right side
    296,097.21x = 65,431,729,948.21
  5. Step 5: Solve for x
    x = 65,431,729,948.21/296,097.21
  6. Step 6: Final answer
    x = 220,980.57

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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.