Home / 182,890.63-252,475.37-137,585.90

Finding the Fourth Proportional to 182,890.63, 252,475.37 and 137,585.90

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Solution

The fourth proportional to 182,890.63, 252,475.37 and 137,585.90 is: 189,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,890.63 : 252,475.37 = 137,585.90 : x
  2. Step 2: Convert to fraction form
    182,890.63/252,475.37 = 137,585.90/x
  3. Step 3: Cross multiply
    182,890.63x = 252,475.37 × 137,585.90
  4. Step 4: Simplify right side
    182,890.63x = 34,737,051,009.28
  5. Step 5: Solve for x
    x = 34,737,051,009.28/182,890.63
  6. Step 6: Final answer
    x = 189,933.46

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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.