Home / 136,677.84-205,031.33-57,800.04

Finding the Fourth Proportional to 136,677.84, 205,031.33 and 57,800.04

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Solution

The fourth proportional to 136,677.84, 205,031.33 and 57,800.04 is: 86,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,677.84 : 205,031.33 = 57,800.04 : x
  2. Step 2: Convert to fraction form
    136,677.84/205,031.33 = 57,800.04/x
  3. Step 3: Cross multiply
    136,677.84x = 205,031.33 × 57,800.04
  4. Step 4: Simplify right side
    136,677.84x = 11,850,819,075.25
  5. Step 5: Solve for x
    x = 11,850,819,075.25/136,677.84
  6. Step 6: Final answer
    x = 86,706.22

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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.