Home / 86,275.84-119,040.96-48,536.32

Finding the Fourth Proportional to 86,275.84, 119,040.96 and 48,536.32

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Solution

The fourth proportional to 86,275.84, 119,040.96 and 48,536.32 is: 66,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,275.84 : 119,040.96 = 48,536.32 : x
  2. Step 2: Convert to fraction form
    86,275.84/119,040.96 = 48,536.32/x
  3. Step 3: Cross multiply
    86,275.84x = 119,040.96 × 48,536.32
  4. Step 4: Simplify right side
    86,275.84x = 5,777,810,127.67
  5. Step 5: Solve for x
    x = 5,777,810,127.67/86,275.84
  6. Step 6: Final answer
    x = 66,969.04

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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.