Home / 95,669.64-144,142.74-86,675.00

Finding the Fourth Proportional to 95,669.64, 144,142.74 and 86,675.00

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Solution

The fourth proportional to 95,669.64, 144,142.74 and 86,675.00 is: 130,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,669.64 : 144,142.74 = 86,675.00 : x
  2. Step 2: Convert to fraction form
    95,669.64/144,142.74 = 86,675.00/x
  3. Step 3: Cross multiply
    95,669.64x = 144,142.74 × 86,675.00
  4. Step 4: Simplify right side
    95,669.64x = 12,493,571,268.79
  5. Step 5: Solve for x
    x = 12,493,571,268.79/95,669.64
  6. Step 6: Final answer
    x = 130,590.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.