Home / 123,749.17-185,626.96-39,509.26

Finding the Fourth Proportional to 123,749.17, 185,626.96 and 39,509.26

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Solution

The fourth proportional to 123,749.17, 185,626.96 and 39,509.26 is: 59,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,749.17 : 185,626.96 = 39,509.26 : x
  2. Step 2: Convert to fraction form
    123,749.17/185,626.96 = 39,509.26/x
  3. Step 3: Cross multiply
    123,749.17x = 185,626.96 × 39,509.26
  4. Step 4: Simplify right side
    123,749.17x = 7,333,983,628.10
  5. Step 5: Solve for x
    x = 7,333,983,628.10/123,749.17
  6. Step 6: Final answer
    x = 59,264.91

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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.