Home / 94,026.96-140,824.44-79,045.20

Finding the Fourth Proportional to 94,026.96, 140,824.44 and 79,045.20

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Solution

The fourth proportional to 94,026.96, 140,824.44 and 79,045.20 is: 118,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,026.96 : 140,824.44 = 79,045.20 : x
  2. Step 2: Convert to fraction form
    94,026.96/140,824.44 = 79,045.20/x
  3. Step 3: Cross multiply
    94,026.96x = 140,824.44 × 79,045.20
  4. Step 4: Simplify right side
    94,026.96x = 11,131,496,024.69
  5. Step 5: Solve for x
    x = 11,131,496,024.69/94,026.96
  6. Step 6: Final answer
    x = 118,386.22

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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.