Home / 82,656.02-114,077.78-50,409.35

Finding the Fourth Proportional to 82,656.02, 114,077.78 and 50,409.35

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Solution

The fourth proportional to 82,656.02, 114,077.78 and 50,409.35 is: 69,572.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,656.02 : 114,077.78 = 50,409.35 : x
  2. Step 2: Convert to fraction form
    82,656.02/114,077.78 = 50,409.35/x
  3. Step 3: Cross multiply
    82,656.02x = 114,077.78 × 50,409.35
  4. Step 4: Simplify right side
    82,656.02x = 5,750,585,916.81
  5. Step 5: Solve for x
    x = 5,750,585,916.81/82,656.02
  6. Step 6: Final answer
    x = 69,572.50

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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.