Home / 86,687.02-119,628.13-48,448.14

Finding the Fourth Proportional to 86,687.02, 119,628.13 and 48,448.14

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Solution

The fourth proportional to 86,687.02, 119,628.13 and 48,448.14 is: 66,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,687.02 : 119,628.13 = 48,448.14 : x
  2. Step 2: Convert to fraction form
    86,687.02/119,628.13 = 48,448.14/x
  3. Step 3: Cross multiply
    86,687.02x = 119,628.13 × 48,448.14
  4. Step 4: Simplify right side
    86,687.02x = 5,795,760,390.18
  5. Step 5: Solve for x
    x = 5,795,760,390.18/86,687.02
  6. Step 6: Final answer
    x = 66,858.46

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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.