Home / 84,718.19-127,075.11-22,389.23

Finding the Fourth Proportional to 84,718.19, 127,075.11 and 22,389.23

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Solution

The fourth proportional to 84,718.19, 127,075.11 and 22,389.23 is: 33,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,718.19 : 127,075.11 = 22,389.23 : x
  2. Step 2: Convert to fraction form
    84,718.19/127,075.11 = 22,389.23/x
  3. Step 3: Cross multiply
    84,718.19x = 127,075.11 × 22,389.23
  4. Step 4: Simplify right side
    84,718.19x = 2,845,113,229.69
  5. Step 5: Solve for x
    x = 2,845,113,229.69/84,718.19
  6. Step 6: Final answer
    x = 33,583.26

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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.