Home / 248,070.74-342,327.29-140,648.04

Finding the Fourth Proportional to 248,070.74, 342,327.29 and 140,648.04

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Solution

The fourth proportional to 248,070.74, 342,327.29 and 140,648.04 is: 194,088.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,070.74 : 342,327.29 = 140,648.04 : x
  2. Step 2: Convert to fraction form
    248,070.74/342,327.29 = 140,648.04/x
  3. Step 3: Cross multiply
    248,070.74x = 342,327.29 × 140,648.04
  4. Step 4: Simplify right side
    248,070.74x = 48,147,661,673.77
  5. Step 5: Solve for x
    x = 48,147,661,673.77/248,070.74
  6. Step 6: Final answer
    x = 194,088.44

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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.