Home / 311,223.02-466,877.73-100,792.94

Finding the Fourth Proportional to 311,223.02, 466,877.73 and 100,792.94

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Solution

The fourth proportional to 311,223.02, 466,877.73 and 100,792.94 is: 151,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,223.02 : 466,877.73 = 100,792.94 : x
  2. Step 2: Convert to fraction form
    311,223.02/466,877.73 = 100,792.94/x
  3. Step 3: Cross multiply
    311,223.02x = 466,877.73 × 100,792.94
  4. Step 4: Simplify right side
    311,223.02x = 47,057,979,027.23
  5. Step 5: Solve for x
    x = 47,057,979,027.23/311,223.02
  6. Step 6: Final answer
    x = 151,203.40

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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.