Home / 76,926.56-106,158.48-43,392.32

Finding the Fourth Proportional to 76,926.56, 106,158.48 and 43,392.32

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Solution

The fourth proportional to 76,926.56, 106,158.48 and 43,392.32 is: 59,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,926.56 : 106,158.48 = 43,392.32 : x
  2. Step 2: Convert to fraction form
    76,926.56/106,158.48 = 43,392.32/x
  3. Step 3: Cross multiply
    76,926.56x = 106,158.48 × 43,392.32
  4. Step 4: Simplify right side
    76,926.56x = 4,606,462,734.87
  5. Step 5: Solve for x
    x = 4,606,462,734.87/76,926.56
  6. Step 6: Final answer
    x = 59,881.30

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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.