Home / 248,913.90-373,152.15-149,113.80

Finding the Fourth Proportional to 248,913.90, 373,152.15 and 149,113.80

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Solution

The fourth proportional to 248,913.90, 373,152.15 and 149,113.80 is: 223,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,913.90 : 373,152.15 = 149,113.80 : x
  2. Step 2: Convert to fraction form
    248,913.90/373,152.15 = 149,113.80/x
  3. Step 3: Cross multiply
    248,913.90x = 373,152.15 × 149,113.80
  4. Step 4: Simplify right side
    248,913.90x = 55,642,135,064.67
  5. Step 5: Solve for x
    x = 55,642,135,064.67/248,913.90
  6. Step 6: Final answer
    x = 223,539.69

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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.