Home / 76,108.62-105,051.03-44,283.69

Finding the Fourth Proportional to 76,108.62, 105,051.03 and 44,283.69

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Solution

The fourth proportional to 76,108.62, 105,051.03 and 44,283.69 is: 61,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,108.62 : 105,051.03 = 44,283.69 : x
  2. Step 2: Convert to fraction form
    76,108.62/105,051.03 = 44,283.69/x
  3. Step 3: Cross multiply
    76,108.62x = 105,051.03 × 44,283.69
  4. Step 4: Simplify right side
    76,108.62x = 4,652,047,246.70
  5. Step 5: Solve for x
    x = 4,652,047,246.70/76,108.62
  6. Step 6: Final answer
    x = 61,123.79

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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.