Home / 173,868.22-239,975.50-105,907.60

Finding the Fourth Proportional to 173,868.22, 239,975.50 and 105,907.60

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Solution

The fourth proportional to 173,868.22, 239,975.50 and 105,907.60 is: 146,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868.22 : 239,975.50 = 105,907.60 : x
  2. Step 2: Convert to fraction form
    173,868.22/239,975.50 = 105,907.60/x
  3. Step 3: Cross multiply
    173,868.22x = 239,975.50 × 105,907.60
  4. Step 4: Simplify right side
    173,868.22x = 25,415,229,263.80
  5. Step 5: Solve for x
    x = 25,415,229,263.80/173,868.22
  6. Step 6: Final answer
    x = 146,175.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.