Home / 122,437.61-183,727.31-51,353.92

Finding the Fourth Proportional to 122,437.61, 183,727.31 and 51,353.92

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Solution

The fourth proportional to 122,437.61, 183,727.31 and 51,353.92 is: 77,060.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,437.61 : 183,727.31 = 51,353.92 : x
  2. Step 2: Convert to fraction form
    122,437.61/183,727.31 = 51,353.92/x
  3. Step 3: Cross multiply
    122,437.61x = 183,727.31 × 51,353.92
  4. Step 4: Simplify right side
    122,437.61x = 9,435,117,579.56
  5. Step 5: Solve for x
    x = 9,435,117,579.56/122,437.61
  6. Step 6: Final answer
    x = 77,060.62

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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.