Home / 117,064.36-175,589.28-72,094.27

Finding the Fourth Proportional to 117,064.36, 175,589.28 and 72,094.27

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Solution

The fourth proportional to 117,064.36, 175,589.28 and 72,094.27 is: 108,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,064.36 : 175,589.28 = 72,094.27 : x
  2. Step 2: Convert to fraction form
    117,064.36/175,589.28 = 72,094.27/x
  3. Step 3: Cross multiply
    117,064.36x = 175,589.28 × 72,094.27
  4. Step 4: Simplify right side
    117,064.36x = 12,658,980,961.43
  5. Step 5: Solve for x
    x = 12,658,980,961.43/117,064.36
  6. Step 6: Final answer
    x = 108,136.93

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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.