Home / 222,583.55-307,271.67-127,071.77

Finding the Fourth Proportional to 222,583.55, 307,271.67 and 127,071.77

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Solution

The fourth proportional to 222,583.55, 307,271.67 and 127,071.77 is: 175,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,583.55 : 307,271.67 = 127,071.77 : x
  2. Step 2: Convert to fraction form
    222,583.55/307,271.67 = 127,071.77/x
  3. Step 3: Cross multiply
    222,583.55x = 307,271.67 × 127,071.77
  4. Step 4: Simplify right side
    222,583.55x = 39,045,554,977.76
  5. Step 5: Solve for x
    x = 39,045,554,977.76/222,583.55
  6. Step 6: Final answer
    x = 175,419.77

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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.