Home / 66,289.27-91,477.92-36,075.26

Finding the Fourth Proportional to 66,289.27, 91,477.92 and 36,075.26

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Solution

The fourth proportional to 66,289.27, 91,477.92 and 36,075.26 is: 49,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,289.27 : 91,477.92 = 36,075.26 : x
  2. Step 2: Convert to fraction form
    66,289.27/91,477.92 = 36,075.26/x
  3. Step 3: Cross multiply
    66,289.27x = 91,477.92 × 36,075.26
  4. Step 4: Simplify right side
    66,289.27x = 3,300,089,748.26
  5. Step 5: Solve for x
    x = 3,300,089,748.26/66,289.27
  6. Step 6: Final answer
    x = 49,783.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.