Home / 255,685.10-383,583.01-97,913.55

Finding the Fourth Proportional to 255,685.10, 383,583.01 and 97,913.55

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Solution

The fourth proportional to 255,685.10, 383,583.01 and 97,913.55 is: 146,891.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,685.10 : 383,583.01 = 97,913.55 : x
  2. Step 2: Convert to fraction form
    255,685.10/383,583.01 = 97,913.55/x
  3. Step 3: Cross multiply
    255,685.10x = 383,583.01 × 97,913.55
  4. Step 4: Simplify right side
    255,685.10x = 37,557,974,228.79
  5. Step 5: Solve for x
    x = 37,557,974,228.79/255,685.10
  6. Step 6: Final answer
    x = 146,891.52

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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.