Home / 341,075.10-470,686.68-188,119.20

Finding the Fourth Proportional to 341,075.10, 470,686.68 and 188,119.20

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Solution

The fourth proportional to 341,075.10, 470,686.68 and 188,119.20 is: 259,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,075.10 : 470,686.68 = 188,119.20 : x
  2. Step 2: Convert to fraction form
    341,075.10/470,686.68 = 188,119.20/x
  3. Step 3: Cross multiply
    341,075.10x = 470,686.68 × 188,119.20
  4. Step 4: Simplify right side
    341,075.10x = 88,545,201,692.26
  5. Step 5: Solve for x
    x = 88,545,201,692.26/341,075.10
  6. Step 6: Final answer
    x = 259,606.17

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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.