Home / 167,810.22-251,807.58-79,061.40

Finding the Fourth Proportional to 167,810.22, 251,807.58 and 79,061.40

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Solution

The fourth proportional to 167,810.22, 251,807.58 and 79,061.40 is: 118,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,810.22 : 251,807.58 = 79,061.40 : x
  2. Step 2: Convert to fraction form
    167,810.22/251,807.58 = 79,061.40/x
  3. Step 3: Cross multiply
    167,810.22x = 251,807.58 × 79,061.40
  4. Step 4: Simplify right side
    167,810.22x = 19,908,259,805.41
  5. Step 5: Solve for x
    x = 19,908,259,805.41/167,810.22
  6. Step 6: Final answer
    x = 118,635.56

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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.