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Finding the Fourth Proportional to 86,496.96, 119,365.92 and 46,752.96

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Solution

The fourth proportional to 86,496.96, 119,365.92 and 46,752.96 is: 64,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,496.96 : 119,365.92 = 46,752.96 : x
  2. Step 2: Convert to fraction form
    86,496.96/119,365.92 = 46,752.96/x
  3. Step 3: Cross multiply
    86,496.96x = 119,365.92 × 46,752.96
  4. Step 4: Simplify right side
    86,496.96x = 5,580,710,083.12
  5. Step 5: Solve for x
    x = 5,580,710,083.12/86,496.96
  6. Step 6: Final answer
    x = 64,519.15

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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.