Home / 83,744.55-115,577.46-47,946.06

Finding the Fourth Proportional to 83,744.55, 115,577.46 and 47,946.06

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Solution

The fourth proportional to 83,744.55, 115,577.46 and 47,946.06 is: 66,171.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,744.55 : 115,577.46 = 47,946.06 : x
  2. Step 2: Convert to fraction form
    83,744.55/115,577.46 = 47,946.06/x
  3. Step 3: Cross multiply
    83,744.55x = 115,577.46 × 47,946.06
  4. Step 4: Simplify right side
    83,744.55x = 5,541,483,831.81
  5. Step 5: Solve for x
    x = 5,541,483,831.81/83,744.55
  6. Step 6: Final answer
    x = 66,171.28

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1.5x scale

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.