Home / 284,941.29-427,130.04-134,917.95

Finding the Fourth Proportional to 284,941.29, 427,130.04 and 134,917.95

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Solution

The fourth proportional to 284,941.29, 427,130.04 and 134,917.95 is: 202,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,941.29 : 427,130.04 = 134,917.95 : x
  2. Step 2: Convert to fraction form
    284,941.29/427,130.04 = 134,917.95/x
  3. Step 3: Cross multiply
    284,941.29x = 427,130.04 × 134,917.95
  4. Step 4: Simplify right side
    284,941.29x = 57,627,509,380.22
  5. Step 5: Solve for x
    x = 57,627,509,380.22/284,941.29
  6. Step 6: Final answer
    x = 202,243.45

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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.