Home / 224,575.81-309,909.65-122,597.35

Finding the Fourth Proportional to 224,575.81, 309,909.65 and 122,597.35

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Solution

The fourth proportional to 224,575.81, 309,909.65 and 122,597.35 is: 169,181.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,575.81 : 309,909.65 = 122,597.35 : x
  2. Step 2: Convert to fraction form
    224,575.81/309,909.65 = 122,597.35/x
  3. Step 3: Cross multiply
    224,575.81x = 309,909.65 × 122,597.35
  4. Step 4: Simplify right side
    224,575.81x = 37,994,100,441.67
  5. Step 5: Solve for x
    x = 37,994,100,441.67/224,575.81
  6. Step 6: Final answer
    x = 169,181.63

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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.