Home / 86,076.16-118,807.68-48,362.56

Finding the Fourth Proportional to 86,076.16, 118,807.68 and 48,362.56

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Solution

The fourth proportional to 86,076.16, 118,807.68 and 48,362.56 is: 66,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076.16 : 118,807.68 = 48,362.56 : x
  2. Step 2: Convert to fraction form
    86,076.16/118,807.68 = 48,362.56/x
  3. Step 3: Cross multiply
    86,076.16x = 118,807.68 × 48,362.56
  4. Step 4: Simplify right side
    86,076.16x = 5,745,843,552.46
  5. Step 5: Solve for x
    x = 5,745,843,552.46/86,076.16
  6. Step 6: Final answer
    x = 66,753.02

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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.