Home / 254,397.94-351,051.57-141,211.78

Finding the Fourth Proportional to 254,397.94, 351,051.57 and 141,211.78

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Solution

The fourth proportional to 254,397.94, 351,051.57 and 141,211.78 is: 194,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,397.94 : 351,051.57 = 141,211.78 : x
  2. Step 2: Convert to fraction form
    254,397.94/351,051.57 = 141,211.78/x
  3. Step 3: Cross multiply
    254,397.94x = 351,051.57 × 141,211.78
  4. Step 4: Simplify right side
    254,397.94x = 49,572,617,071.49
  5. Step 5: Solve for x
    x = 49,572,617,071.49/254,397.94
  6. Step 6: Final answer
    x = 194,862.49

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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.