Home / 132,918.42-183,420.11-75,549.77

Finding the Fourth Proportional to 132,918.42, 183,420.11 and 75,549.77

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Solution

The fourth proportional to 132,918.42, 183,420.11 and 75,549.77 is: 104,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,918.42 : 183,420.11 = 75,549.77 : x
  2. Step 2: Convert to fraction form
    132,918.42/183,420.11 = 75,549.77/x
  3. Step 3: Cross multiply
    132,918.42x = 183,420.11 × 75,549.77
  4. Step 4: Simplify right side
    132,918.42x = 13,857,347,083.47
  5. Step 5: Solve for x
    x = 13,857,347,083.47/132,918.42
  6. Step 6: Final answer
    x = 104,254.52

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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.