Home / 62,225.09-85,870.60-33,930.78

Finding the Fourth Proportional to 62,225.09, 85,870.60 and 33,930.78

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Solution

The fourth proportional to 62,225.09, 85,870.60 and 33,930.78 is: 46,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,225.09 : 85,870.60 = 33,930.78 : x
  2. Step 2: Convert to fraction form
    62,225.09/85,870.60 = 33,930.78/x
  3. Step 3: Cross multiply
    62,225.09x = 85,870.60 × 33,930.78
  4. Step 4: Simplify right side
    62,225.09x = 2,913,656,535.64
  5. Step 5: Solve for x
    x = 2,913,656,535.64/62,225.09
  6. Step 6: Final answer
    x = 46,824.46

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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.