Home / 165,075.48-228,017.84-136,510.52

Finding the Fourth Proportional to 165,075.48, 228,017.84 and 136,510.52

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Solution

The fourth proportional to 165,075.48, 228,017.84 and 136,510.52 is: 188,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,075.48 : 228,017.84 = 136,510.52 : x
  2. Step 2: Convert to fraction form
    165,075.48/228,017.84 = 136,510.52/x
  3. Step 3: Cross multiply
    165,075.48x = 228,017.84 × 136,510.52
  4. Step 4: Simplify right side
    165,075.48x = 31,126,833,907.68
  5. Step 5: Solve for x
    x = 31,126,833,907.68/165,075.48
  6. Step 6: Final answer
    x = 188,561.22

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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.