Home / 122,559.70-183,839.69-38,320.30

Finding the Fourth Proportional to 122,559.70, 183,839.69 and 38,320.30

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Solution

The fourth proportional to 122,559.70, 183,839.69 and 38,320.30 is: 57,480.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,559.70 : 183,839.69 = 38,320.30 : x
  2. Step 2: Convert to fraction form
    122,559.70/183,839.69 = 38,320.30/x
  3. Step 3: Cross multiply
    122,559.70x = 183,839.69 × 38,320.30
  4. Step 4: Simplify right side
    122,559.70x = 7,044,792,072.71
  5. Step 5: Solve for x
    x = 7,044,792,072.71/122,559.70
  6. Step 6: Final answer
    x = 57,480.49

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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.