Home / 254,513.69-351,233.11-139,802.94

Finding the Fourth Proportional to 254,513.69, 351,233.11 and 139,802.94

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Solution

The fourth proportional to 254,513.69, 351,233.11 and 139,802.94 is: 192,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,513.69 : 351,233.11 = 139,802.94 : x
  2. Step 2: Convert to fraction form
    254,513.69/351,233.11 = 139,802.94/x
  3. Step 3: Cross multiply
    254,513.69x = 351,233.11 × 139,802.94
  4. Step 4: Simplify right side
    254,513.69x = 49,103,421,403.34
  5. Step 5: Solve for x
    x = 49,103,421,403.34/254,513.69
  6. Step 6: Final answer
    x = 192,930.37

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1.5x scale

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.