Home / 236,973.07-355,145.22-103,708.23

Finding the Fourth Proportional to 236,973.07, 355,145.22 and 103,708.23

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Solution

The fourth proportional to 236,973.07, 355,145.22 and 103,708.23 is: 155,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,973.07 : 355,145.22 = 103,708.23 : x
  2. Step 2: Convert to fraction form
    236,973.07/355,145.22 = 103,708.23/x
  3. Step 3: Cross multiply
    236,973.07x = 355,145.22 × 103,708.23
  4. Step 4: Simplify right side
    236,973.07x = 36,831,480,827.37
  5. Step 5: Solve for x
    x = 36,831,480,827.37/236,973.07
  6. Step 6: Final answer
    x = 155,424.75

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1.5x scale

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.