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Finding the Fourth Proportional to 265,063.37, 365,760.14 and 157,612.64

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Solution

The fourth proportional to 265,063.37, 365,760.14 and 157,612.64 is: 217,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,063.37 : 365,760.14 = 157,612.64 : x
  2. Step 2: Convert to fraction form
    265,063.37/365,760.14 = 157,612.64/x
  3. Step 3: Cross multiply
    265,063.37x = 365,760.14 × 157,612.64
  4. Step 4: Simplify right side
    265,063.37x = 57,648,418,655.31
  5. Step 5: Solve for x
    x = 57,648,418,655.31/265,063.37
  6. Step 6: Final answer
    x = 217,489.20

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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.