Home / 104,816.36-144,736.47-101,427.05

Finding the Fourth Proportional to 104,816.36, 144,736.47 and 101,427.05

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Solution

The fourth proportional to 104,816.36, 144,736.47 and 101,427.05 is: 140,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,816.36 : 144,736.47 = 101,427.05 : x
  2. Step 2: Convert to fraction form
    104,816.36/144,736.47 = 101,427.05/x
  3. Step 3: Cross multiply
    104,816.36x = 144,736.47 × 101,427.05
  4. Step 4: Simplify right side
    104,816.36x = 14,680,192,455.83
  5. Step 5: Solve for x
    x = 14,680,192,455.83/104,816.36
  6. Step 6: Final answer
    x = 140,056.32

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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.