Home / 351,216.76-526,828.20-84,977.53

Finding the Fourth Proportional to 351,216.76, 526,828.20 and 84,977.53

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Solution

The fourth proportional to 351,216.76, 526,828.20 and 84,977.53 is: 127,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,216.76 : 526,828.20 = 84,977.53 : x
  2. Step 2: Convert to fraction form
    351,216.76/526,828.20 = 84,977.53/x
  3. Step 3: Cross multiply
    351,216.76x = 526,828.20 × 84,977.53
  4. Step 4: Simplify right side
    351,216.76x = 44,768,559,170.35
  5. Step 5: Solve for x
    x = 44,768,559,170.35/351,216.76
  6. Step 6: Final answer
    x = 127,467.04

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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.