Home / 122,068.35-182,818.22-118,705.03

Finding the Fourth Proportional to 122,068.35, 182,818.22 and 118,705.03

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Solution

The fourth proportional to 122,068.35, 182,818.22 and 118,705.03 is: 177,781.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,068.35 : 182,818.22 = 118,705.03 : x
  2. Step 2: Convert to fraction form
    122,068.35/182,818.22 = 118,705.03/x
  3. Step 3: Cross multiply
    122,068.35x = 182,818.22 × 118,705.03
  4. Step 4: Simplify right side
    122,068.35x = 21,701,441,239.08
  5. Step 5: Solve for x
    x = 21,701,441,239.08/122,068.35
  6. Step 6: Final answer
    x = 177,781.06

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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.