Home / 136,943.25-205,395.71-46,984.48

Finding the Fourth Proportional to 136,943.25, 205,395.71 and 46,984.48

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Solution

The fourth proportional to 136,943.25, 205,395.71 and 46,984.48 is: 70,470.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,943.25 : 205,395.71 = 46,984.48 : x
  2. Step 2: Convert to fraction form
    136,943.25/205,395.71 = 46,984.48/x
  3. Step 3: Cross multiply
    136,943.25x = 205,395.71 × 46,984.48
  4. Step 4: Simplify right side
    136,943.25x = 9,650,409,880.17
  5. Step 5: Solve for x
    x = 9,650,409,880.17/136,943.25
  6. Step 6: Final answer
    x = 70,470.14

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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.