Home / 255,911.04-383,079.28-166,973.04

Finding the Fourth Proportional to 255,911.04, 383,079.28 and 166,973.04

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Solution

The fourth proportional to 255,911.04, 383,079.28 and 166,973.04 is: 249,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,911.04 : 383,079.28 = 166,973.04 : x
  2. Step 2: Convert to fraction form
    255,911.04/383,079.28 = 166,973.04/x
  3. Step 3: Cross multiply
    255,911.04x = 383,079.28 × 166,973.04
  4. Step 4: Simplify right side
    255,911.04x = 63,963,911,942.61
  5. Step 5: Solve for x
    x = 63,963,911,942.61/255,911.04
  6. Step 6: Final answer
    x = 249,945.89

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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.