Home / 84,187.64-116,178.96-45,947.48

Finding the Fourth Proportional to 84,187.64, 116,178.96 and 45,947.48

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Solution

The fourth proportional to 84,187.64, 116,178.96 and 45,947.48 is: 63,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,187.64 : 116,178.96 = 45,947.48 : x
  2. Step 2: Convert to fraction form
    84,187.64/116,178.96 = 45,947.48/x
  3. Step 3: Cross multiply
    84,187.64x = 116,178.96 × 45,947.48
  4. Step 4: Simplify right side
    84,187.64x = 5,338,130,441.02
  5. Step 5: Solve for x
    x = 5,338,130,441.02/84,187.64
  6. Step 6: Final answer
    x = 63,407.53

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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.