Home / 76,360.38-105,377.90-41,904.88

Finding the Fourth Proportional to 76,360.38, 105,377.90 and 41,904.88

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Solution

The fourth proportional to 76,360.38, 105,377.90 and 41,904.88 is: 57,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,360.38 : 105,377.90 = 41,904.88 : x
  2. Step 2: Convert to fraction form
    76,360.38/105,377.90 = 41,904.88/x
  3. Step 3: Cross multiply
    76,360.38x = 105,377.90 × 41,904.88
  4. Step 4: Simplify right side
    76,360.38x = 4,415,848,254.15
  5. Step 5: Solve for x
    x = 4,415,848,254.15/76,360.38
  6. Step 6: Final answer
    x = 57,829.05

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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.