Home / 224,739.59-310,141.71-122,766.47

Finding the Fourth Proportional to 224,739.59, 310,141.71 and 122,766.47

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Solution

The fourth proportional to 224,739.59, 310,141.71 and 122,766.47 is: 169,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,739.59 : 310,141.71 = 122,766.47 : x
  2. Step 2: Convert to fraction form
    224,739.59/310,141.71 = 122,766.47/x
  3. Step 3: Cross multiply
    224,739.59x = 310,141.71 × 122,766.47
  4. Step 4: Simplify right side
    224,739.59x = 38,075,000,771.92
  5. Step 5: Solve for x
    x = 38,075,000,771.92/224,739.59
  6. Step 6: Final answer
    x = 169,418.31

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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.