Home / 122,368.86-183,562.14-51,219.94

Finding the Fourth Proportional to 122,368.86, 183,562.14 and 51,219.94

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Solution

The fourth proportional to 122,368.86, 183,562.14 and 51,219.94 is: 76,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,368.86 : 183,562.14 = 51,219.94 : x
  2. Step 2: Convert to fraction form
    122,368.86/183,562.14 = 51,219.94/x
  3. Step 3: Cross multiply
    122,368.86x = 183,562.14 × 51,219.94
  4. Step 4: Simplify right side
    122,368.86x = 9,402,041,772.41
  5. Step 5: Solve for x
    x = 9,402,041,772.41/122,368.86
  6. Step 6: Final answer
    x = 76,833.61

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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.