Home / 53,035.02-73,120.39-43,439.56

Finding the Fourth Proportional to 53,035.02, 73,120.39 and 43,439.56

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Solution

The fourth proportional to 53,035.02, 73,120.39 and 43,439.56 is: 59,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,035.02 : 73,120.39 = 43,439.56 : x
  2. Step 2: Convert to fraction form
    53,035.02/73,120.39 = 43,439.56/x
  3. Step 3: Cross multiply
    53,035.02x = 73,120.39 × 43,439.56
  4. Step 4: Simplify right side
    53,035.02x = 3,176,317,277.23
  5. Step 5: Solve for x
    x = 3,176,317,277.23/53,035.02
  6. Step 6: Final answer
    x = 59,890.94

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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.