Home / 310,292.03-465,372.69-141,764.51

Finding the Fourth Proportional to 310,292.03, 465,372.69 and 141,764.51

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Solution

The fourth proportional to 310,292.03, 465,372.69 and 141,764.51 is: 212,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,292.03 : 465,372.69 = 141,764.51 : x
  2. Step 2: Convert to fraction form
    310,292.03/465,372.69 = 141,764.51/x
  3. Step 3: Cross multiply
    310,292.03x = 465,372.69 × 141,764.51
  4. Step 4: Simplify right side
    310,292.03x = 65,973,329,038.37
  5. Step 5: Solve for x
    x = 65,973,329,038.37/310,292.03
  6. Step 6: Final answer
    x = 212,616.90

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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.