Home / 175,916.40-263,915.60-57,580.56

Finding the Fourth Proportional to 175,916.40, 263,915.60 and 57,580.56

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Solution

The fourth proportional to 175,916.40, 263,915.60 and 57,580.56 is: 86,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,916.40 : 263,915.60 = 57,580.56 : x
  2. Step 2: Convert to fraction form
    175,916.40/263,915.60 = 57,580.56/x
  3. Step 3: Cross multiply
    175,916.40x = 263,915.60 × 57,580.56
  4. Step 4: Simplify right side
    175,916.40x = 15,196,408,040.74
  5. Step 5: Solve for x
    x = 15,196,408,040.74/175,916.40
  6. Step 6: Final answer
    x = 86,384.26

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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.