Home / 157,031.82-235,569.44-50,390.69

Finding the Fourth Proportional to 157,031.82, 235,569.44 and 50,390.69

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Solution

The fourth proportional to 157,031.82, 235,569.44 and 50,390.69 is: 75,593.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,031.82 : 235,569.44 = 50,390.69 : x
  2. Step 2: Convert to fraction form
    157,031.82/235,569.44 = 50,390.69/x
  3. Step 3: Cross multiply
    157,031.82x = 235,569.44 × 50,390.69
  4. Step 4: Simplify right side
    157,031.82x = 11,870,507,339.41
  5. Step 5: Solve for x
    x = 11,870,507,339.41/157,031.82
  6. Step 6: Final answer
    x = 75,593.01

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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.