Home / 272,762.96-376,045.94-190,981.21

Finding the Fourth Proportional to 272,762.96, 376,045.94 and 190,981.21

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Solution

The fourth proportional to 272,762.96, 376,045.94 and 190,981.21 is: 263,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,762.96 : 376,045.94 = 190,981.21 : x
  2. Step 2: Convert to fraction form
    272,762.96/376,045.94 = 190,981.21/x
  3. Step 3: Cross multiply
    272,762.96x = 376,045.94 × 190,981.21
  4. Step 4: Simplify right side
    272,762.96x = 71,817,708,879.21
  5. Step 5: Solve for x
    x = 71,817,708,879.21/272,762.96
  6. Step 6: Final answer
    x = 263,297.15

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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.