Home / 248,369.22-342,619.47-144,909.54

Finding the Fourth Proportional to 248,369.22, 342,619.47 and 144,909.54

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Solution

The fourth proportional to 248,369.22, 342,619.47 and 144,909.54 is: 199,899.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,369.22 : 342,619.47 = 144,909.54 : x
  2. Step 2: Convert to fraction form
    248,369.22/342,619.47 = 144,909.54/x
  3. Step 3: Cross multiply
    248,369.22x = 342,619.47 × 144,909.54
  4. Step 4: Simplify right side
    248,369.22x = 49,648,829,792.74
  5. Step 5: Solve for x
    x = 49,648,829,792.74/248,369.22
  6. Step 6: Final answer
    x = 199,899.29

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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.