Home / 81,927.09-113,070.15-46,124.10

Finding the Fourth Proportional to 81,927.09, 113,070.15 and 46,124.10

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Solution

The fourth proportional to 81,927.09, 113,070.15 and 46,124.10 is: 63,657.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,927.09 : 113,070.15 = 46,124.10 : x
  2. Step 2: Convert to fraction form
    81,927.09/113,070.15 = 46,124.10/x
  3. Step 3: Cross multiply
    81,927.09x = 113,070.15 × 46,124.10
  4. Step 4: Simplify right side
    81,927.09x = 5,215,258,905.62
  5. Step 5: Solve for x
    x = 5,215,258,905.62/81,927.09
  6. Step 6: Final answer
    x = 63,657.32

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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.