Home / 251,848.46-347,539.57-137,124.23

Finding the Fourth Proportional to 251,848.46, 347,539.57 and 137,124.23

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Solution

The fourth proportional to 251,848.46, 347,539.57 and 137,124.23 is: 189,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,848.46 : 347,539.57 = 137,124.23 : x
  2. Step 2: Convert to fraction form
    251,848.46/347,539.57 = 137,124.23/x
  3. Step 3: Cross multiply
    251,848.46x = 347,539.57 × 137,124.23
  4. Step 4: Simplify right side
    251,848.46x = 47,656,093,850.27
  5. Step 5: Solve for x
    x = 47,656,093,850.27/251,848.46
  6. Step 6: Final answer
    x = 189,225.27

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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.