Home / 173,858.16-239,688.69-148,635.48

Finding the Fourth Proportional to 173,858.16, 239,688.69 and 148,635.48

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Solution

The fourth proportional to 173,858.16, 239,688.69 and 148,635.48 is: 204,915.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,858.16 : 239,688.69 = 148,635.48 : x
  2. Step 2: Convert to fraction form
    173,858.16/239,688.69 = 148,635.48/x
  3. Step 3: Cross multiply
    173,858.16x = 239,688.69 × 148,635.48
  4. Step 4: Simplify right side
    173,858.16x = 35,626,243,488.72
  5. Step 5: Solve for x
    x = 35,626,243,488.72/173,858.16
  6. Step 6: Final answer
    x = 204,915.57

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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.