Home / 157,889.32-236,849.73-45,572.26

Finding the Fourth Proportional to 157,889.32, 236,849.73 and 45,572.26

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Solution

The fourth proportional to 157,889.32, 236,849.73 and 45,572.26 is: 68,362.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,889.32 : 236,849.73 = 45,572.26 : x
  2. Step 2: Convert to fraction form
    157,889.32/236,849.73 = 45,572.26/x
  3. Step 3: Cross multiply
    157,889.32x = 236,849.73 × 45,572.26
  4. Step 4: Simplify right side
    157,889.32x = 10,793,777,476.49
  5. Step 5: Solve for x
    x = 10,793,777,476.49/157,889.32
  6. Step 6: Final answer
    x = 68,362.94

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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.