Home / 351,056.10-526,583.72-140,841.66

Finding the Fourth Proportional to 351,056.10, 526,583.72 and 140,841.66

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Solution

The fourth proportional to 351,056.10, 526,583.72 and 140,841.66 is: 211,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,056.10 : 526,583.72 = 140,841.66 : x
  2. Step 2: Convert to fraction form
    351,056.10/526,583.72 = 140,841.66/x
  3. Step 3: Cross multiply
    351,056.10x = 526,583.72 × 140,841.66
  4. Step 4: Simplify right side
    351,056.10x = 74,164,925,253.78
  5. Step 5: Solve for x
    x = 74,164,925,253.78/351,056.10
  6. Step 6: Final answer
    x = 211,262.32

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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.