Home / 86,257.02-119,034.69-48,015.75

Finding the Fourth Proportional to 86,257.02, 119,034.69 and 48,015.75

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Solution

The fourth proportional to 86,257.02, 119,034.69 and 48,015.75 is: 66,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,257.02 : 119,034.69 = 48,015.75 : x
  2. Step 2: Convert to fraction form
    86,257.02/119,034.69 = 48,015.75/x
  3. Step 3: Cross multiply
    86,257.02x = 119,034.69 × 48,015.75
  4. Step 4: Simplify right side
    86,257.02x = 5,715,539,916.37
  5. Step 5: Solve for x
    x = 5,715,539,916.37/86,257.02
  6. Step 6: Final answer
    x = 66,261.74

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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.