Home / 84,706.25-127,038.02-34,800.12

Finding the Fourth Proportional to 84,706.25, 127,038.02 and 34,800.12

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Solution

The fourth proportional to 84,706.25, 127,038.02 and 34,800.12 is: 52,191.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,706.25 : 127,038.02 = 34,800.12 : x
  2. Step 2: Convert to fraction form
    84,706.25/127,038.02 = 34,800.12/x
  3. Step 3: Cross multiply
    84,706.25x = 127,038.02 × 34,800.12
  4. Step 4: Simplify right side
    84,706.25x = 4,420,938,166.56
  5. Step 5: Solve for x
    x = 4,420,938,166.56/84,706.25
  6. Step 6: Final answer
    x = 52,191.41

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1.5x scale

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.