Home / 84,285.66-116,297.07-53,671.08

Finding the Fourth Proportional to 84,285.66, 116,297.07 and 53,671.08

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Solution

The fourth proportional to 84,285.66, 116,297.07 and 53,671.08 is: 74,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,285.66 : 116,297.07 = 53,671.08 : x
  2. Step 2: Convert to fraction form
    84,285.66/116,297.07 = 53,671.08/x
  3. Step 3: Cross multiply
    84,285.66x = 116,297.07 × 53,671.08
  4. Step 4: Simplify right side
    84,285.66x = 6,241,789,347.74
  5. Step 5: Solve for x
    x = 6,241,789,347.74/84,285.66
  6. Step 6: Final answer
    x = 74,055.18

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1.5x scale

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.