Home / 61,069.09-84,316.55-38,133.94

Finding the Fourth Proportional to 61,069.09, 84,316.55 and 38,133.94

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Solution

The fourth proportional to 61,069.09, 84,316.55 and 38,133.94 is: 52,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,069.09 : 84,316.55 = 38,133.94 : x
  2. Step 2: Convert to fraction form
    61,069.09/84,316.55 = 38,133.94/x
  3. Step 3: Cross multiply
    61,069.09x = 84,316.55 × 38,133.94
  4. Step 4: Simplify right side
    61,069.09x = 3,215,322,015.34
  5. Step 5: Solve for x
    x = 3,215,322,015.34/61,069.09
  6. Step 6: Final answer
    x = 52,650.56

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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.