Home / 175,256.80-262,885.20-119,269.60

Finding the Fourth Proportional to 175,256.80, 262,885.20 and 119,269.60

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Solution

The fourth proportional to 175,256.80, 262,885.20 and 119,269.60 is: 178,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,256.80 : 262,885.20 = 119,269.60 : x
  2. Step 2: Convert to fraction form
    175,256.80/262,885.20 = 119,269.60/x
  3. Step 3: Cross multiply
    175,256.80x = 262,885.20 × 119,269.60
  4. Step 4: Simplify right side
    175,256.80x = 31,354,212,649.92
  5. Step 5: Solve for x
    x = 31,354,212,649.92/175,256.80
  6. Step 6: Final answer
    x = 178,904.40

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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.