Home / 152,743.86-229,283.37-121,355.64

Finding the Fourth Proportional to 152,743.86, 229,283.37 and 121,355.64

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Solution

The fourth proportional to 152,743.86, 229,283.37 and 121,355.64 is: 182,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,743.86 : 229,283.37 = 121,355.64 : x
  2. Step 2: Convert to fraction form
    152,743.86/229,283.37 = 121,355.64/x
  3. Step 3: Cross multiply
    152,743.86x = 229,283.37 × 121,355.64
  4. Step 4: Simplify right side
    152,743.86x = 27,824,830,107.71
  5. Step 5: Solve for x
    x = 27,824,830,107.71/152,743.86
  6. Step 6: Final answer
    x = 182,166.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.