Home / 56,782.27-84,735.93-49,871.35

Finding the Fourth Proportional to 56,782.27, 84,735.93 and 49,871.35

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Solution

The fourth proportional to 56,782.27, 84,735.93 and 49,871.35 is: 74,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,782.27 : 84,735.93 = 49,871.35 : x
  2. Step 2: Convert to fraction form
    56,782.27/84,735.93 = 49,871.35/x
  3. Step 3: Cross multiply
    56,782.27x = 84,735.93 × 49,871.35
  4. Step 4: Simplify right side
    56,782.27x = 4,225,895,222.61
  5. Step 5: Solve for x
    x = 4,225,895,222.61/56,782.27
  6. Step 6: Final answer
    x = 74,422.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.