Home / 207,343.68-286,112.16-116,704.32

Finding the Fourth Proportional to 207,343.68, 286,112.16 and 116,704.32

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Solution

The fourth proportional to 207,343.68, 286,112.16 and 116,704.32 is: 161,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,343.68 : 286,112.16 = 116,704.32 : x
  2. Step 2: Convert to fraction form
    207,343.68/286,112.16 = 116,704.32/x
  3. Step 3: Cross multiply
    207,343.68x = 286,112.16 × 116,704.32
  4. Step 4: Simplify right side
    207,343.68x = 33,390,525,076.53
  5. Step 5: Solve for x
    x = 33,390,525,076.53/207,343.68
  6. Step 6: Final answer
    x = 161,039.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.