Home / 132,926.25-183,405.48-81,230.13

Finding the Fourth Proportional to 132,926.25, 183,405.48 and 81,230.13

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Solution

The fourth proportional to 132,926.25, 183,405.48 and 81,230.13 is: 112,077.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,926.25 : 183,405.48 = 81,230.13 : x
  2. Step 2: Convert to fraction form
    132,926.25/183,405.48 = 81,230.13/x
  3. Step 3: Cross multiply
    132,926.25x = 183,405.48 × 81,230.13
  4. Step 4: Simplify right side
    132,926.25x = 14,898,050,983.11
  5. Step 5: Solve for x
    x = 14,898,050,983.11/132,926.25
  6. Step 6: Final answer
    x = 112,077.57

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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.