Home / 134,075.80-201,054.30-45,305.20

Finding the Fourth Proportional to 134,075.80, 201,054.30 and 45,305.20

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Solution

The fourth proportional to 134,075.80, 201,054.30 and 45,305.20 is: 67,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,075.80 : 201,054.30 = 45,305.20 : x
  2. Step 2: Convert to fraction form
    134,075.80/201,054.30 = 45,305.20/x
  3. Step 3: Cross multiply
    134,075.80x = 201,054.30 × 45,305.20
  4. Step 4: Simplify right side
    134,075.80x = 9,108,805,272.36
  5. Step 5: Solve for x
    x = 9,108,805,272.36/134,075.80
  6. Step 6: Final answer
    x = 67,937.73

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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.