Home / 53,637.59-80,478.26-43,205.60

Finding the Fourth Proportional to 53,637.59, 80,478.26 and 43,205.60

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Solution

The fourth proportional to 53,637.59, 80,478.26 and 43,205.60 is: 64,826.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,637.59 : 80,478.26 = 43,205.60 : x
  2. Step 2: Convert to fraction form
    53,637.59/80,478.26 = 43,205.60/x
  3. Step 3: Cross multiply
    53,637.59x = 80,478.26 × 43,205.60
  4. Step 4: Simplify right side
    53,637.59x = 3,477,110,891.84
  5. Step 5: Solve for x
    x = 3,477,110,891.84/53,637.59
  6. Step 6: Final answer
    x = 64,826.02

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1.5x scale

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.