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Finding the Fourth Proportional to 200,988.98, 302,686.76 and 183,052.85

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Solution

The fourth proportional to 200,988.98, 302,686.76 and 183,052.85 is: 275,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,988.98 : 302,686.76 = 183,052.85 : x
  2. Step 2: Convert to fraction form
    200,988.98/302,686.76 = 183,052.85/x
  3. Step 3: Cross multiply
    200,988.98x = 302,686.76 × 183,052.85
  4. Step 4: Simplify right side
    200,988.98x = 55,407,674,075.27
  5. Step 5: Solve for x
    x = 55,407,674,075.27/200,988.98
  6. Step 6: Final answer
    x = 275,675.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.