Home / 348,938.84-523,563.80-127,271

Finding the Fourth Proportional to 348,938.84, 523,563.80 and 127,271

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Solution

The fourth proportional to 348,938.84, 523,563.80 and 127,271 is: 190,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,938.84 : 523,563.80 = 127,271 : x
  2. Step 2: Convert to fraction form
    348,938.84/523,563.80 = 127,271/x
  3. Step 3: Cross multiply
    348,938.84x = 523,563.80 × 127,271
  4. Step 4: Simplify right side
    348,938.84x = 66,634,488,389.80
  5. Step 5: Solve for x
    x = 66,634,488,389.80/348,938.84
  6. Step 6: Final answer
    x = 190,963.23

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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.