Home / 126,877.84-190,316.76-52,954

Finding the Fourth Proportional to 126,877.84, 190,316.76 and 52,954

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Solution

The fourth proportional to 126,877.84, 190,316.76 and 52,954 is: 79,431.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,877.84 : 190,316.76 = 52,954 : x
  2. Step 2: Convert to fraction form
    126,877.84/190,316.76 = 52,954/x
  3. Step 3: Cross multiply
    126,877.84x = 190,316.76 × 52,954
  4. Step 4: Simplify right side
    126,877.84x = 10,078,033,709.04
  5. Step 5: Solve for x
    x = 10,078,033,709.04/126,877.84
  6. Step 6: Final answer
    x = 79,431.00

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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.