Home / 62,485.78-86,232.51-34,191.46

Finding the Fourth Proportional to 62,485.78, 86,232.51 and 34,191.46

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Solution

The fourth proportional to 62,485.78, 86,232.51 and 34,191.46 is: 47,185.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,485.78 : 86,232.51 = 34,191.46 : x
  2. Step 2: Convert to fraction form
    62,485.78/86,232.51 = 34,191.46/x
  3. Step 3: Cross multiply
    62,485.78x = 86,232.51 × 34,191.46
  4. Step 4: Simplify right side
    62,485.78x = 2,948,415,416.36
  5. Step 5: Solve for x
    x = 2,948,415,416.36/62,485.78
  6. Step 6: Final answer
    x = 47,185.38

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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.