Home / 91,311.37-136,967.06-24,751.50

Finding the Fourth Proportional to 91,311.37, 136,967.06 and 24,751.50

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Solution

The fourth proportional to 91,311.37, 136,967.06 and 24,751.50 is: 37,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,311.37 : 136,967.06 = 24,751.50 : x
  2. Step 2: Convert to fraction form
    91,311.37/136,967.06 = 24,751.50/x
  3. Step 3: Cross multiply
    91,311.37x = 136,967.06 × 24,751.50
  4. Step 4: Simplify right side
    91,311.37x = 3,390,140,764.77
  5. Step 5: Solve for x
    x = 3,390,140,764.77/91,311.37
  6. Step 6: Final answer
    x = 37,127.26

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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.