Home / 114,282.73-157,736.40-76,043.86

Finding the Fourth Proportional to 114,282.73, 157,736.40 and 76,043.86

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Solution

The fourth proportional to 114,282.73, 157,736.40 and 76,043.86 is: 104,957.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,282.73 : 157,736.40 = 76,043.86 : x
  2. Step 2: Convert to fraction form
    114,282.73/157,736.40 = 76,043.86/x
  3. Step 3: Cross multiply
    114,282.73x = 157,736.40 × 76,043.86
  4. Step 4: Simplify right side
    114,282.73x = 11,994,884,718.50
  5. Step 5: Solve for x
    x = 11,994,884,718.50/114,282.73
  6. Step 6: Final answer
    x = 104,957.98

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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.