Home / 165,303.64-247,918.20-46,972.36

Finding the Fourth Proportional to 165,303.64, 247,918.20 and 46,972.36

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Solution

The fourth proportional to 165,303.64, 247,918.20 and 46,972.36 is: 70,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,303.64 : 247,918.20 = 46,972.36 : x
  2. Step 2: Convert to fraction form
    165,303.64/247,918.20 = 46,972.36/x
  3. Step 3: Cross multiply
    165,303.64x = 247,918.20 × 46,972.36
  4. Step 4: Simplify right side
    165,303.64x = 11,645,302,940.95
  5. Step 5: Solve for x
    x = 11,645,302,940.95/165,303.64
  6. Step 6: Final answer
    x = 70,447.95

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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.