Home / 134,486.51-185,529.03-86,755.24

Finding the Fourth Proportional to 134,486.51, 185,529.03 and 86,755.24

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Solution

The fourth proportional to 134,486.51, 185,529.03 and 86,755.24 is: 119,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,486.51 : 185,529.03 = 86,755.24 : x
  2. Step 2: Convert to fraction form
    134,486.51/185,529.03 = 86,755.24/x
  3. Step 3: Cross multiply
    134,486.51x = 185,529.03 × 86,755.24
  4. Step 4: Simplify right side
    134,486.51x = 16,095,614,596.97
  5. Step 5: Solve for x
    x = 16,095,614,596.97/134,486.51
  6. Step 6: Final answer
    x = 119,682.00

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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.