Home / 136,244.60-204,158.70-57,315.56

Finding the Fourth Proportional to 136,244.60, 204,158.70 and 57,315.56

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Solution

The fourth proportional to 136,244.60, 204,158.70 and 57,315.56 is: 85,885.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,244.60 : 204,158.70 = 57,315.56 : x
  2. Step 2: Convert to fraction form
    136,244.60/204,158.70 = 57,315.56/x
  3. Step 3: Cross multiply
    136,244.60x = 204,158.70 × 57,315.56
  4. Step 4: Simplify right side
    136,244.60x = 11,701,470,219.37
  5. Step 5: Solve for x
    x = 11,701,470,219.37/136,244.60
  6. Step 6: Final answer
    x = 85,885.75

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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.