Home / 282,147.66-423,285.93-122,250.15

Finding the Fourth Proportional to 282,147.66, 423,285.93 and 122,250.15

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Solution

The fourth proportional to 282,147.66, 423,285.93 and 122,250.15 is: 183,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,147.66 : 423,285.93 = 122,250.15 : x
  2. Step 2: Convert to fraction form
    282,147.66/423,285.93 = 122,250.15/x
  3. Step 3: Cross multiply
    282,147.66x = 423,285.93 × 122,250.15
  4. Step 4: Simplify right side
    282,147.66x = 51,746,768,435.39
  5. Step 5: Solve for x
    x = 51,746,768,435.39/282,147.66
  6. Step 6: Final answer
    x = 183,403.15

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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.