Home / 61,121.09-84,346.99-34,263.59

Finding the Fourth Proportional to 61,121.09, 84,346.99 and 34,263.59

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Solution

The fourth proportional to 61,121.09, 84,346.99 and 34,263.59 is: 47,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,121.09 : 84,346.99 = 34,263.59 : x
  2. Step 2: Convert to fraction form
    61,121.09/84,346.99 = 34,263.59/x
  3. Step 3: Cross multiply
    61,121.09x = 84,346.99 × 34,263.59
  4. Step 4: Simplify right side
    61,121.09x = 2,890,030,683.09
  5. Step 5: Solve for x
    x = 2,890,030,683.09/61,121.09
  6. Step 6: Final answer
    x = 47,283.69

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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.