Home / 301,830.77-452,836.71-121,823.60

Finding the Fourth Proportional to 301,830.77, 452,836.71 and 121,823.60

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Solution

The fourth proportional to 301,830.77, 452,836.71 and 121,823.60 is: 182,771.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,830.77 : 452,836.71 = 121,823.60 : x
  2. Step 2: Convert to fraction form
    301,830.77/452,836.71 = 121,823.60/x
  3. Step 3: Cross multiply
    301,830.77x = 452,836.71 × 121,823.60
  4. Step 4: Simplify right side
    301,830.77x = 55,166,195,960.17
  5. Step 5: Solve for x
    x = 55,166,195,960.17/301,830.77
  6. Step 6: Final answer
    x = 182,771.94

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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.