Home / 254,589.93-351,340.30-139,876.01

Finding the Fourth Proportional to 254,589.93, 351,340.30 and 139,876.01

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Solution

The fourth proportional to 254,589.93, 351,340.30 and 139,876.01 is: 193,032.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,589.93 : 351,340.30 = 139,876.01 : x
  2. Step 2: Convert to fraction form
    254,589.93/351,340.30 = 139,876.01/x
  3. Step 3: Cross multiply
    254,589.93x = 351,340.30 × 139,876.01
  4. Step 4: Simplify right side
    254,589.93x = 49,144,077,209.81
  5. Step 5: Solve for x
    x = 49,144,077,209.81/254,589.93
  6. Step 6: Final answer
    x = 193,032.29

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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.