Home / 83,075.32-124,632.62-26,915.33

Finding the Fourth Proportional to 83,075.32, 124,632.62 and 26,915.33

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Solution

The fourth proportional to 83,075.32, 124,632.62 and 26,915.33 is: 40,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,075.32 : 124,632.62 = 26,915.33 : x
  2. Step 2: Convert to fraction form
    83,075.32/124,632.62 = 26,915.33/x
  3. Step 3: Cross multiply
    83,075.32x = 124,632.62 × 26,915.33
  4. Step 4: Simplify right side
    83,075.32x = 3,354,528,273.07
  5. Step 5: Solve for x
    x = 3,354,528,273.07/83,075.32
  6. Step 6: Final answer
    x = 40,379.36

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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.