Home / 65,941.34-90,999.06-35,726.86

Finding the Fourth Proportional to 65,941.34, 90,999.06 and 35,726.86

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Solution

The fourth proportional to 65,941.34, 90,999.06 and 35,726.86 is: 49,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,941.34 : 90,999.06 = 35,726.86 : x
  2. Step 2: Convert to fraction form
    65,941.34/90,999.06 = 35,726.86/x
  3. Step 3: Cross multiply
    65,941.34x = 90,999.06 × 35,726.86
  4. Step 4: Simplify right side
    65,941.34x = 3,251,110,676.75
  5. Step 5: Solve for x
    x = 3,251,110,676.75/65,941.34
  6. Step 6: Final answer
    x = 49,303.07

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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.