Home / 105,551.19-145,728.48-94,201.27

Finding the Fourth Proportional to 105,551.19, 145,728.48 and 94,201.27

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Solution

The fourth proportional to 105,551.19, 145,728.48 and 94,201.27 is: 130,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,551.19 : 145,728.48 = 94,201.27 : x
  2. Step 2: Convert to fraction form
    105,551.19/145,728.48 = 94,201.27/x
  3. Step 3: Cross multiply
    105,551.19x = 145,728.48 × 94,201.27
  4. Step 4: Simplify right side
    105,551.19x = 13,727,807,891.17
  5. Step 5: Solve for x
    x = 13,727,807,891.17/105,551.19
  6. Step 6: Final answer
    x = 130,058.30

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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.