Home / 55,779.78-83,669.70-35,017.86

Finding the Fourth Proportional to 55,779.78, 83,669.70 and 35,017.86

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Solution

The fourth proportional to 55,779.78, 83,669.70 and 35,017.86 is: 52,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779.78 : 83,669.70 = 35,017.86 : x
  2. Step 2: Convert to fraction form
    55,779.78/83,669.70 = 35,017.86/x
  3. Step 3: Cross multiply
    55,779.78x = 83,669.70 × 35,017.86
  4. Step 4: Simplify right side
    55,779.78x = 2,929,933,840.84
  5. Step 5: Solve for x
    x = 2,929,933,840.84/55,779.78
  6. Step 6: Final answer
    x = 52,526.81

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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.