Home / 193,749.84-290,603.16-67,368.24

Finding the Fourth Proportional to 193,749.84, 290,603.16 and 67,368.24

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Solution

The fourth proportional to 193,749.84, 290,603.16 and 67,368.24 is: 101,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,749.84 : 290,603.16 = 67,368.24 : x
  2. Step 2: Convert to fraction form
    193,749.84/290,603.16 = 67,368.24/x
  3. Step 3: Cross multiply
    193,749.84x = 290,603.16 × 67,368.24
  4. Step 4: Simplify right side
    193,749.84x = 19,577,423,427.64
  5. Step 5: Solve for x
    x = 19,577,423,427.64/193,749.84
  6. Step 6: Final answer
    x = 101,044.85

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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.