Home / 222,733.80-307,390.14-127,271.25

Finding the Fourth Proportional to 222,733.80, 307,390.14 and 127,271.25

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Solution

The fourth proportional to 222,733.80, 307,390.14 and 127,271.25 is: 175,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,733.80 : 307,390.14 = 127,271.25 : x
  2. Step 2: Convert to fraction form
    222,733.80/307,390.14 = 127,271.25/x
  3. Step 3: Cross multiply
    222,733.80x = 307,390.14 × 127,271.25
  4. Step 4: Simplify right side
    222,733.80x = 39,121,927,355.48
  5. Step 5: Solve for x
    x = 39,121,927,355.48/222,733.80
  6. Step 6: Final answer
    x = 175,644.32

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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.