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Finding the Fourth Proportional to 214,424.75, 295,712.43 and 133,859.72

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Solution

The fourth proportional to 214,424.75, 295,712.43 and 133,859.72 is: 184,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,424.75 : 295,712.43 = 133,859.72 : x
  2. Step 2: Convert to fraction form
    214,424.75/295,712.43 = 133,859.72/x
  3. Step 3: Cross multiply
    214,424.75x = 295,712.43 × 133,859.72
  4. Step 4: Simplify right side
    214,424.75x = 39,583,983,080.32
  5. Step 5: Solve for x
    x = 39,583,983,080.32/214,424.75
  6. Step 6: Final answer
    x = 184,605.48

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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.