Home / 112,546.77-155,362.37-70,126.26

Finding the Fourth Proportional to 112,546.77, 155,362.37 and 70,126.26

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Solution

The fourth proportional to 112,546.77, 155,362.37 and 70,126.26 is: 96,804.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,546.77 : 155,362.37 = 70,126.26 : x
  2. Step 2: Convert to fraction form
    112,546.77/155,362.37 = 70,126.26/x
  3. Step 3: Cross multiply
    112,546.77x = 155,362.37 × 70,126.26
  4. Step 4: Simplify right side
    112,546.77x = 10,894,981,952.84
  5. Step 5: Solve for x
    x = 10,894,981,952.84/112,546.77
  6. Step 6: Final answer
    x = 96,804.04

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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.