Home / 84,204.56-116,202.40-46,478.81

Finding the Fourth Proportional to 84,204.56, 116,202.40 and 46,478.81

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Solution

The fourth proportional to 84,204.56, 116,202.40 and 46,478.81 is: 64,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,204.56 : 116,202.40 = 46,478.81 : x
  2. Step 2: Convert to fraction form
    84,204.56/116,202.40 = 46,478.81/x
  3. Step 3: Cross multiply
    84,204.56x = 116,202.40 × 46,478.81
  4. Step 4: Simplify right side
    84,204.56x = 5,400,949,445.45
  5. Step 5: Solve for x
    x = 5,400,949,445.45/84,204.56
  6. Step 6: Final answer
    x = 64,140.82

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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.