Home / 292,939.83-439,025.67-166,638.15

Finding the Fourth Proportional to 292,939.83, 439,025.67 and 166,638.15

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Solution

The fourth proportional to 292,939.83, 439,025.67 and 166,638.15 is: 249,738.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,939.83 : 439,025.67 = 166,638.15 : x
  2. Step 2: Convert to fraction form
    292,939.83/439,025.67 = 166,638.15/x
  3. Step 3: Cross multiply
    292,939.83x = 439,025.67 × 166,638.15
  4. Step 4: Simplify right side
    292,939.83x = 73,158,425,451.31
  5. Step 5: Solve for x
    x = 73,158,425,451.31/292,939.83
  6. Step 6: Final answer
    x = 249,738.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.