Home / 224,916.96-310,380-122,937.84

Finding the Fourth Proportional to 224,916.96, 310,380 and 122,937.84

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Solution

The fourth proportional to 224,916.96, 310,380 and 122,937.84 is: 169,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,916.96 : 310,380 = 122,937.84 : x
  2. Step 2: Convert to fraction form
    224,916.96/310,380 = 122,937.84/x
  3. Step 3: Cross multiply
    224,916.96x = 310,380 × 122,937.84
  4. Step 4: Simplify right side
    224,916.96x = 38,157,446,779.20
  5. Step 5: Solve for x
    x = 38,157,446,779.20/224,916.96
  6. Step 6: Final answer
    x = 169,651.26

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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.