Home / 157,475.31-236,164.46-45,125.37

Finding the Fourth Proportional to 157,475.31, 236,164.46 and 45,125.37

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Solution

The fourth proportional to 157,475.31, 236,164.46 and 45,125.37 is: 67,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,475.31 : 236,164.46 = 45,125.37 : x
  2. Step 2: Convert to fraction form
    157,475.31/236,164.46 = 45,125.37/x
  3. Step 3: Cross multiply
    157,475.31x = 236,164.46 × 45,125.37
  4. Step 4: Simplify right side
    157,475.31x = 10,657,008,412.72
  5. Step 5: Solve for x
    x = 10,657,008,412.72/157,475.31
  6. Step 6: Final answer
    x = 67,674.15

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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.