Home / 82,746.50-114,192.60-45,023.18

Finding the Fourth Proportional to 82,746.50, 114,192.60 and 45,023.18

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Solution

The fourth proportional to 82,746.50, 114,192.60 and 45,023.18 is: 62,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746.50 : 114,192.60 = 45,023.18 : x
  2. Step 2: Convert to fraction form
    82,746.50/114,192.60 = 45,023.18/x
  3. Step 3: Cross multiply
    82,746.50x = 114,192.60 × 45,023.18
  4. Step 4: Simplify right side
    82,746.50x = 5,141,313,984.47
  5. Step 5: Solve for x
    x = 5,141,313,984.47/82,746.50
  6. Step 6: Final answer
    x = 62,133.31

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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.