Home / 89,273.95-133,706.80-58,014.43

Finding the Fourth Proportional to 89,273.95, 133,706.80 and 58,014.43

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Solution

The fourth proportional to 89,273.95, 133,706.80 and 58,014.43 is: 86,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,273.95 : 133,706.80 = 58,014.43 : x
  2. Step 2: Convert to fraction form
    89,273.95/133,706.80 = 58,014.43/x
  3. Step 3: Cross multiply
    89,273.95x = 133,706.80 × 58,014.43
  4. Step 4: Simplify right side
    89,273.95x = 7,756,923,527.38
  5. Step 5: Solve for x
    x = 7,756,923,527.38/89,273.95
  6. Step 6: Final answer
    x = 86,888.99

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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.