Home / 84,090.56-116,045.88-45,849.80

Finding the Fourth Proportional to 84,090.56, 116,045.88 and 45,849.80

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Solution

The fourth proportional to 84,090.56, 116,045.88 and 45,849.80 is: 63,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,090.56 : 116,045.88 = 45,849.80 : x
  2. Step 2: Convert to fraction form
    84,090.56/116,045.88 = 45,849.80/x
  3. Step 3: Cross multiply
    84,090.56x = 116,045.88 × 45,849.80
  4. Step 4: Simplify right side
    84,090.56x = 5,320,679,808.59
  5. Step 5: Solve for x
    x = 5,320,679,808.59/84,090.56
  6. Step 6: Final answer
    x = 63,273.21

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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.