Home / 53,785.73-74,222.45-29,911.93

Finding the Fourth Proportional to 53,785.73, 74,222.45 and 29,911.93

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Solution

The fourth proportional to 53,785.73, 74,222.45 and 29,911.93 is: 41,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785.73 : 74,222.45 = 29,911.93 : x
  2. Step 2: Convert to fraction form
    53,785.73/74,222.45 = 29,911.93/x
  3. Step 3: Cross multiply
    53,785.73x = 74,222.45 × 29,911.93
  4. Step 4: Simplify right side
    53,785.73x = 2,220,136,728.83
  5. Step 5: Solve for x
    x = 2,220,136,728.83/53,785.73
  6. Step 6: Final answer
    x = 41,277.43

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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.