Home / 248,718.61-373,150.53-80,235.19

Finding the Fourth Proportional to 248,718.61, 373,150.53 and 80,235.19

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Solution

The fourth proportional to 248,718.61, 373,150.53 and 80,235.19 is: 120,376.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,718.61 : 373,150.53 = 80,235.19 : x
  2. Step 2: Convert to fraction form
    248,718.61/373,150.53 = 80,235.19/x
  3. Step 3: Cross multiply
    248,718.61x = 373,150.53 × 80,235.19
  4. Step 4: Simplify right side
    248,718.61x = 29,939,803,673.15
  5. Step 5: Solve for x
    x = 29,939,803,673.15/248,718.61
  6. Step 6: Final answer
    x = 120,376.21

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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.