Home / 57,779.02-79,759.61-35,125.25

Finding the Fourth Proportional to 57,779.02, 79,759.61 and 35,125.25

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Solution

The fourth proportional to 57,779.02, 79,759.61 and 35,125.25 is: 48,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,779.02 : 79,759.61 = 35,125.25 : x
  2. Step 2: Convert to fraction form
    57,779.02/79,759.61 = 35,125.25/x
  3. Step 3: Cross multiply
    57,779.02x = 79,759.61 × 35,125.25
  4. Step 4: Simplify right side
    57,779.02x = 2,801,575,965.83
  5. Step 5: Solve for x
    x = 2,801,575,965.83/57,779.02
  6. Step 6: Final answer
    x = 48,487.77

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1.5x scale

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.