Home / 86,403.36-119,227.44-48,670.32

Finding the Fourth Proportional to 86,403.36, 119,227.44 and 48,670.32

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Solution

The fourth proportional to 86,403.36, 119,227.44 and 48,670.32 is: 67,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,403.36 : 119,227.44 = 48,670.32 : x
  2. Step 2: Convert to fraction form
    86,403.36/119,227.44 = 48,670.32/x
  3. Step 3: Cross multiply
    86,403.36x = 119,227.44 × 48,670.32
  4. Step 4: Simplify right side
    86,403.36x = 5,802,837,657.58
  5. Step 5: Solve for x
    x = 5,802,837,657.58/86,403.36
  6. Step 6: Final answer
    x = 67,159.86

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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.