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Finding the Fourth Proportional to 157,073.63, 235,610.46 and 67,103.51

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Solution

The fourth proportional to 157,073.63, 235,610.46 and 67,103.51 is: 100,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,073.63 : 235,610.46 = 67,103.51 : x
  2. Step 2: Convert to fraction form
    157,073.63/235,610.46 = 67,103.51/x
  3. Step 3: Cross multiply
    157,073.63x = 235,610.46 × 67,103.51
  4. Step 4: Simplify right side
    157,073.63x = 15,810,287,680.66
  5. Step 5: Solve for x
    x = 15,810,287,680.66/157,073.63
  6. Step 6: Final answer
    x = 100,655.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.