Home / 219,880.53-303,436.26-124,385.22

Finding the Fourth Proportional to 219,880.53, 303,436.26 and 124,385.22

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Solution

The fourth proportional to 219,880.53, 303,436.26 and 124,385.22 is: 171,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,880.53 : 303,436.26 = 124,385.22 : x
  2. Step 2: Convert to fraction form
    219,880.53/303,436.26 = 124,385.22/x
  3. Step 3: Cross multiply
    219,880.53x = 303,436.26 × 124,385.22
  4. Step 4: Simplify right side
    219,880.53x = 37,742,985,956.08
  5. Step 5: Solve for x
    x = 37,742,985,956.08/219,880.53
  6. Step 6: Final answer
    x = 171,652.24

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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.