Home / 86,236.08-119,004.45-48,510.30

Finding the Fourth Proportional to 86,236.08, 119,004.45 and 48,510.30

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Solution

The fourth proportional to 86,236.08, 119,004.45 and 48,510.30 is: 66,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,236.08 : 119,004.45 = 48,510.30 : x
  2. Step 2: Convert to fraction form
    86,236.08/119,004.45 = 48,510.30/x
  3. Step 3: Cross multiply
    86,236.08x = 119,004.45 × 48,510.30
  4. Step 4: Simplify right side
    86,236.08x = 5,772,941,570.84
  5. Step 5: Solve for x
    x = 5,772,941,570.84/86,236.08
  6. Step 6: Final answer
    x = 66,943.46

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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.