Home / 83,941.06-115,838.45-46,215.31

Finding the Fourth Proportional to 83,941.06, 115,838.45 and 46,215.31

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Solution

The fourth proportional to 83,941.06, 115,838.45 and 46,215.31 is: 63,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,941.06 : 115,838.45 = 46,215.31 : x
  2. Step 2: Convert to fraction form
    83,941.06/115,838.45 = 46,215.31/x
  3. Step 3: Cross multiply
    83,941.06x = 115,838.45 × 46,215.31
  4. Step 4: Simplify right side
    83,941.06x = 5,353,509,356.00
  5. Step 5: Solve for x
    x = 5,353,509,356.00/83,941.06
  6. Step 6: Final answer
    x = 63,777.01

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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.