Home / 76,318.70-105,306.23-46,083.77

Finding the Fourth Proportional to 76,318.70, 105,306.23 and 46,083.77

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Solution

The fourth proportional to 76,318.70, 105,306.23 and 46,083.77 is: 63,587.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,318.70 : 105,306.23 = 46,083.77 : x
  2. Step 2: Convert to fraction form
    76,318.70/105,306.23 = 46,083.77/x
  3. Step 3: Cross multiply
    76,318.70x = 105,306.23 × 46,083.77
  4. Step 4: Simplify right side
    76,318.70x = 4,852,907,325.94
  5. Step 5: Solve for x
    x = 4,852,907,325.94/76,318.70
  6. Step 6: Final answer
    x = 63,587.40

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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.