Home / 268,779.53-370,940.61-147,945.35

Finding the Fourth Proportional to 268,779.53, 370,940.61 and 147,945.35

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Solution

The fourth proportional to 268,779.53, 370,940.61 and 147,945.35 is: 204,178.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,779.53 : 370,940.61 = 147,945.35 : x
  2. Step 2: Convert to fraction form
    268,779.53/370,940.61 = 147,945.35/x
  3. Step 3: Cross multiply
    268,779.53x = 370,940.61 × 147,945.35
  4. Step 4: Simplify right side
    268,779.53x = 54,878,939,857.81
  5. Step 5: Solve for x
    x = 54,878,939,857.81/268,779.53
  6. Step 6: Final answer
    x = 204,178.27

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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.