Home / 76,056.93-104,955.21-43,790.18

Finding the Fourth Proportional to 76,056.93, 104,955.21 and 43,790.18

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Solution

The fourth proportional to 76,056.93, 104,955.21 and 43,790.18 is: 60,428.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,056.93 : 104,955.21 = 43,790.18 : x
  2. Step 2: Convert to fraction form
    76,056.93/104,955.21 = 43,790.18/x
  3. Step 3: Cross multiply
    76,056.93x = 104,955.21 × 43,790.18
  4. Step 4: Simplify right side
    76,056.93x = 4,596,007,013.06
  5. Step 5: Solve for x
    x = 4,596,007,013.06/76,056.93
  6. Step 6: Final answer
    x = 60,428.51

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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.