Home / 82,801.20-114,264.96-45,075.36

Finding the Fourth Proportional to 82,801.20, 114,264.96 and 45,075.36

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Solution

The fourth proportional to 82,801.20, 114,264.96 and 45,075.36 is: 62,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,801.20 : 114,264.96 = 45,075.36 : x
  2. Step 2: Convert to fraction form
    82,801.20/114,264.96 = 45,075.36/x
  3. Step 3: Cross multiply
    82,801.20x = 114,264.96 × 45,075.36
  4. Step 4: Simplify right side
    82,801.20x = 5,150,534,207.39
  5. Step 5: Solve for x
    x = 5,150,534,207.39/82,801.20
  6. Step 6: Final answer
    x = 62,203.62

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1.5x scale

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.