Home / 86,421.52-119,257.75-48,185.27

Finding the Fourth Proportional to 86,421.52, 119,257.75 and 48,185.27

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Solution

The fourth proportional to 86,421.52, 119,257.75 and 48,185.27 is: 66,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,421.52 : 119,257.75 = 48,185.27 : x
  2. Step 2: Convert to fraction form
    86,421.52/119,257.75 = 48,185.27/x
  3. Step 3: Cross multiply
    86,421.52x = 119,257.75 × 48,185.27
  4. Step 4: Simplify right side
    86,421.52x = 5,746,466,883.34
  5. Step 5: Solve for x
    x = 5,746,466,883.34/86,421.52
  6. Step 6: Final answer
    x = 66,493.47

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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.