Home / 149,335.20-223,354.80-133,653.60

Finding the Fourth Proportional to 149,335.20, 223,354.80 and 133,653.60

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Solution

The fourth proportional to 149,335.20, 223,354.80 and 133,653.60 is: 199,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,335.20 : 223,354.80 = 133,653.60 : x
  2. Step 2: Convert to fraction form
    149,335.20/223,354.80 = 133,653.60/x
  3. Step 3: Cross multiply
    149,335.20x = 223,354.80 × 133,653.60
  4. Step 4: Simplify right side
    149,335.20x = 29,852,173,097.28
  5. Step 5: Solve for x
    x = 29,852,173,097.28/149,335.20
  6. Step 6: Final answer
    x = 199,900.45

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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.