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Finding the Fourth Proportional to 250,892.16, 346,114.80 and 160,201.86

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Solution

The fourth proportional to 250,892.16, 346,114.80 and 160,201.86 is: 221,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,892.16 : 346,114.80 = 160,201.86 : x
  2. Step 2: Convert to fraction form
    250,892.16/346,114.80 = 160,201.86/x
  3. Step 3: Cross multiply
    250,892.16x = 346,114.80 × 160,201.86
  4. Step 4: Simplify right side
    250,892.16x = 55,448,234,733.53
  5. Step 5: Solve for x
    x = 55,448,234,733.53/250,892.16
  6. Step 6: Final answer
    x = 221,004.25

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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.