Home / 268,900.16-371,079.23-148,038.94

Finding the Fourth Proportional to 268,900.16, 371,079.23 and 148,038.94

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Solution

The fourth proportional to 268,900.16, 371,079.23 and 148,038.94 is: 204,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,900.16 : 371,079.23 = 148,038.94 : x
  2. Step 2: Convert to fraction form
    268,900.16/371,079.23 = 148,038.94/x
  3. Step 3: Cross multiply
    268,900.16x = 371,079.23 × 148,038.94
  4. Step 4: Simplify right side
    268,900.16x = 54,934,175,588.87
  5. Step 5: Solve for x
    x = 54,934,175,588.87/268,900.16
  6. Step 6: Final answer
    x = 204,292.09

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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.