Home / 136,011.14-187,683.42-75,577.95

Finding the Fourth Proportional to 136,011.14, 187,683.42 and 75,577.95

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Solution

The fourth proportional to 136,011.14, 187,683.42 and 75,577.95 is: 104,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,011.14 : 187,683.42 = 75,577.95 : x
  2. Step 2: Convert to fraction form
    136,011.14/187,683.42 = 75,577.95/x
  3. Step 3: Cross multiply
    136,011.14x = 187,683.42 × 75,577.95
  4. Step 4: Simplify right side
    136,011.14x = 14,184,728,132.59
  5. Step 5: Solve for x
    x = 14,184,728,132.59/136,011.14
  6. Step 6: Final answer
    x = 104,290.93

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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.