Home / 81,567.48-112,558.14-45,750.84

Finding the Fourth Proportional to 81,567.48, 112,558.14 and 45,750.84

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Solution

The fourth proportional to 81,567.48, 112,558.14 and 45,750.84 is: 63,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,567.48 : 112,558.14 = 45,750.84 : x
  2. Step 2: Convert to fraction form
    81,567.48/112,558.14 = 45,750.84/x
  3. Step 3: Cross multiply
    81,567.48x = 112,558.14 × 45,750.84
  4. Step 4: Simplify right side
    81,567.48x = 5,149,629,453.84
  5. Step 5: Solve for x
    x = 5,149,629,453.84/81,567.48
  6. Step 6: Final answer
    x = 63,133.36

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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.