Home / 255,030.49-351,927.98-141,845.95

Finding the Fourth Proportional to 255,030.49, 351,927.98 and 141,845.95

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Solution

The fourth proportional to 255,030.49, 351,927.98 and 141,845.95 is: 195,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,030.49 : 351,927.98 = 141,845.95 : x
  2. Step 2: Convert to fraction form
    255,030.49/351,927.98 = 141,845.95/x
  3. Step 3: Cross multiply
    255,030.49x = 351,927.98 × 141,845.95
  4. Step 4: Simplify right side
    255,030.49x = 49,919,557,597.55
  5. Step 5: Solve for x
    x = 49,919,557,597.55/255,030.49
  6. Step 6: Final answer
    x = 195,739.57

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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.