Home / 81,202.47-112,058.77-44,905.50

Finding the Fourth Proportional to 81,202.47, 112,058.77 and 44,905.50

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Solution

The fourth proportional to 81,202.47, 112,058.77 and 44,905.50 is: 61,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,202.47 : 112,058.77 = 44,905.50 : x
  2. Step 2: Convert to fraction form
    81,202.47/112,058.77 = 44,905.50/x
  3. Step 3: Cross multiply
    81,202.47x = 112,058.77 × 44,905.50
  4. Step 4: Simplify right side
    81,202.47x = 5,032,055,096.24
  5. Step 5: Solve for x
    x = 5,032,055,096.24/81,202.47
  6. Step 6: Final answer
    x = 61,969.24

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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.