Home / 93,261.28-139,782.40-43,236.08

Finding the Fourth Proportional to 93,261.28, 139,782.40 and 43,236.08

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Solution

The fourth proportional to 93,261.28, 139,782.40 and 43,236.08 is: 64,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,261.28 : 139,782.40 = 43,236.08 : x
  2. Step 2: Convert to fraction form
    93,261.28/139,782.40 = 43,236.08/x
  3. Step 3: Cross multiply
    93,261.28x = 139,782.40 × 43,236.08
  4. Step 4: Simplify right side
    93,261.28x = 6,043,643,028.99
  5. Step 5: Solve for x
    x = 6,043,643,028.99/93,261.28
  6. Step 6: Final answer
    x = 64,803.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.