Home / 81,925.56-113,056.02-46,115.46

Finding the Fourth Proportional to 81,925.56, 113,056.02 and 46,115.46

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Solution

The fourth proportional to 81,925.56, 113,056.02 and 46,115.46 is: 63,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,925.56 : 113,056.02 = 46,115.46 : x
  2. Step 2: Convert to fraction form
    81,925.56/113,056.02 = 46,115.46/x
  3. Step 3: Cross multiply
    81,925.56x = 113,056.02 × 46,115.46
  4. Step 4: Simplify right side
    81,925.56x = 5,213,630,368.07
  5. Step 5: Solve for x
    x = 5,213,630,368.07/81,925.56
  6. Step 6: Final answer
    x = 63,638.63

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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.