Home / 84,921.34-117,190.14-46,680.07

Finding the Fourth Proportional to 84,921.34, 117,190.14 and 46,680.07

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Solution

The fourth proportional to 84,921.34, 117,190.14 and 46,680.07 is: 64,417.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,921.34 : 117,190.14 = 46,680.07 : x
  2. Step 2: Convert to fraction form
    84,921.34/117,190.14 = 46,680.07/x
  3. Step 3: Cross multiply
    84,921.34x = 117,190.14 × 46,680.07
  4. Step 4: Simplify right side
    84,921.34x = 5,470,443,938.51
  5. Step 5: Solve for x
    x = 5,470,443,938.51/84,921.34
  6. Step 6: Final answer
    x = 64,417.78

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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.