Home / 204,037.30-306,055.95-166,639.60

Finding the Fourth Proportional to 204,037.30, 306,055.95 and 166,639.60

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Solution

The fourth proportional to 204,037.30, 306,055.95 and 166,639.60 is: 249,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,037.30 : 306,055.95 = 166,639.60 : x
  2. Step 2: Convert to fraction form
    204,037.30/306,055.95 = 166,639.60/x
  3. Step 3: Cross multiply
    204,037.30x = 306,055.95 × 166,639.60
  4. Step 4: Simplify right side
    204,037.30x = 51,001,041,085.62
  5. Step 5: Solve for x
    x = 51,001,041,085.62/204,037.30
  6. Step 6: Final answer
    x = 249,959.40

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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.