Home / 160,361.09-240,542.66-42,031.41

Finding the Fourth Proportional to 160,361.09, 240,542.66 and 42,031.41

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Solution

The fourth proportional to 160,361.09, 240,542.66 and 42,031.41 is: 63,047.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,361.09 : 240,542.66 = 42,031.41 : x
  2. Step 2: Convert to fraction form
    160,361.09/240,542.66 = 42,031.41/x
  3. Step 3: Cross multiply
    160,361.09x = 240,542.66 × 42,031.41
  4. Step 4: Simplify right side
    160,361.09x = 10,110,346,367.99
  5. Step 5: Solve for x
    x = 10,110,346,367.99/160,361.09
  6. Step 6: Final answer
    x = 63,047.38

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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.