Home / 308,824.40-463,158.84-121,837.52

Finding the Fourth Proportional to 308,824.40, 463,158.84 and 121,837.52

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Solution

The fourth proportional to 308,824.40, 463,158.84 and 121,837.52 is: 182,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,824.40 : 463,158.84 = 121,837.52 : x
  2. Step 2: Convert to fraction form
    308,824.40/463,158.84 = 121,837.52/x
  3. Step 3: Cross multiply
    308,824.40x = 463,158.84 × 121,837.52
  4. Step 4: Simplify right side
    308,824.40x = 56,430,124,431.68
  5. Step 5: Solve for x
    x = 56,430,124,431.68/308,824.40
  6. Step 6: Final answer
    x = 182,725.60

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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.