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Finding the Fourth Proportional to 254,382.66, 351,030.51 and 141,196.50

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Solution

The fourth proportional to 254,382.66, 351,030.51 and 141,196.50 is: 194,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,382.66 : 351,030.51 = 141,196.50 : x
  2. Step 2: Convert to fraction form
    254,382.66/351,030.51 = 141,196.50/x
  3. Step 3: Cross multiply
    254,382.66x = 351,030.51 × 141,196.50
  4. Step 4: Simplify right side
    254,382.66x = 49,564,279,405.22
  5. Step 5: Solve for x
    x = 49,564,279,405.22/254,382.66
  6. Step 6: Final answer
    x = 194,841.42

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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.