Home / 57,415.16-79,237.36-34,445.84

Finding the Fourth Proportional to 57,415.16, 79,237.36 and 34,445.84

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Solution

The fourth proportional to 57,415.16, 79,237.36 and 34,445.84 is: 47,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.16 : 79,237.36 = 34,445.84 : x
  2. Step 2: Convert to fraction form
    57,415.16/79,237.36 = 34,445.84/x
  3. Step 3: Cross multiply
    57,415.16x = 79,237.36 × 34,445.84
  4. Step 4: Simplify right side
    57,415.16x = 2,729,397,546.26
  5. Step 5: Solve for x
    x = 2,729,397,546.26/57,415.16
  6. Step 6: Final answer
    x = 47,537.92

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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.