Home / 144,028.11-216,075.77-49,259.03

Finding the Fourth Proportional to 144,028.11, 216,075.77 and 49,259.03

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Solution

The fourth proportional to 144,028.11, 216,075.77 and 49,259.03 is: 73,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,028.11 : 216,075.77 = 49,259.03 : x
  2. Step 2: Convert to fraction form
    144,028.11/216,075.77 = 49,259.03/x
  3. Step 3: Cross multiply
    144,028.11x = 216,075.77 × 49,259.03
  4. Step 4: Simplify right side
    144,028.11x = 10,643,681,510.03
  5. Step 5: Solve for x
    x = 10,643,681,510.03/144,028.11
  6. Step 6: Final answer
    x = 73,900.03

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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.