Home / 85,075.86-127,604.07-22,751.22

Finding the Fourth Proportional to 85,075.86, 127,604.07 and 22,751.22

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Solution

The fourth proportional to 85,075.86, 127,604.07 and 22,751.22 is: 34,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,075.86 : 127,604.07 = 22,751.22 : x
  2. Step 2: Convert to fraction form
    85,075.86/127,604.07 = 22,751.22/x
  3. Step 3: Cross multiply
    85,075.86x = 127,604.07 × 22,751.22
  4. Step 4: Simplify right side
    85,075.86x = 2,903,148,269.47
  5. Step 5: Solve for x
    x = 2,903,148,269.47/85,075.86
  6. Step 6: Final answer
    x = 34,124.23

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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.