Home / 82,854.36-114,341.86-47,043.18

Finding the Fourth Proportional to 82,854.36, 114,341.86 and 47,043.18

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Solution

The fourth proportional to 82,854.36, 114,341.86 and 47,043.18 is: 64,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,854.36 : 114,341.86 = 47,043.18 : x
  2. Step 2: Convert to fraction form
    82,854.36/114,341.86 = 47,043.18/x
  3. Step 3: Cross multiply
    82,854.36x = 114,341.86 × 47,043.18
  4. Step 4: Simplify right side
    82,854.36x = 5,379,004,701.51
  5. Step 5: Solve for x
    x = 5,379,004,701.51/82,854.36
  6. Step 6: Final answer
    x = 64,921.20

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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.