Home / 78,254.02-117,388.07-22,094.70

Finding the Fourth Proportional to 78,254.02, 117,388.07 and 22,094.70

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Solution

The fourth proportional to 78,254.02, 117,388.07 and 22,094.70 is: 33,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,254.02 : 117,388.07 = 22,094.70 : x
  2. Step 2: Convert to fraction form
    78,254.02/117,388.07 = 22,094.70/x
  3. Step 3: Cross multiply
    78,254.02x = 117,388.07 × 22,094.70
  4. Step 4: Simplify right side
    78,254.02x = 2,593,653,722.41
  5. Step 5: Solve for x
    x = 2,593,653,722.41/78,254.02
  6. Step 6: Final answer
    x = 33,144.03

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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.