Home / 45,783.56-68,987.32-37,645.88

Finding the Fourth Proportional to 45,783.56, 68,987.32 and 37,645.88

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Solution

The fourth proportional to 45,783.56, 68,987.32 and 37,645.88 is: 56,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,783.56 : 68,987.32 = 37,645.88 : x
  2. Step 2: Convert to fraction form
    45,783.56/68,987.32 = 37,645.88/x
  3. Step 3: Cross multiply
    45,783.56x = 68,987.32 × 37,645.88
  4. Step 4: Simplify right side
    45,783.56x = 2,597,087,931.19
  5. Step 5: Solve for x
    x = 2,597,087,931.19/45,783.56
  6. Step 6: Final answer
    x = 56,725.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.