Home / 222,583.05-307,271.03-127,071.32

Finding the Fourth Proportional to 222,583.05, 307,271.03 and 127,071.32

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Solution

The fourth proportional to 222,583.05, 307,271.03 and 127,071.32 is: 175,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,583.05 : 307,271.03 = 127,071.32 : x
  2. Step 2: Convert to fraction form
    222,583.05/307,271.03 = 127,071.32/x
  3. Step 3: Cross multiply
    222,583.05x = 307,271.03 × 127,071.32
  4. Step 4: Simplify right side
    222,583.05x = 39,045,333,208.15
  5. Step 5: Solve for x
    x = 39,045,333,208.15/222,583.05
  6. Step 6: Final answer
    x = 175,419.17

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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.