Home / 81,973.95-113,124.47-46,164.57

Finding the Fourth Proportional to 81,973.95, 113,124.47 and 46,164.57

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Solution

The fourth proportional to 81,973.95, 113,124.47 and 46,164.57 is: 63,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,973.95 : 113,124.47 = 46,164.57 : x
  2. Step 2: Convert to fraction form
    81,973.95/113,124.47 = 46,164.57/x
  3. Step 3: Cross multiply
    81,973.95x = 113,124.47 × 46,164.57
  4. Step 4: Simplify right side
    81,973.95x = 5,222,342,283.21
  5. Step 5: Solve for x
    x = 5,222,342,283.21/81,973.95
  6. Step 6: Final answer
    x = 63,707.34

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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.