Home / 57,272.28-79,019.58-37,130.04

Finding the Fourth Proportional to 57,272.28, 79,019.58 and 37,130.04

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Solution

The fourth proportional to 57,272.28, 79,019.58 and 37,130.04 is: 51,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272.28 : 79,019.58 = 37,130.04 : x
  2. Step 2: Convert to fraction form
    57,272.28/79,019.58 = 37,130.04/x
  3. Step 3: Cross multiply
    57,272.28x = 79,019.58 × 37,130.04
  4. Step 4: Simplify right side
    57,272.28x = 2,934,000,166.18
  5. Step 5: Solve for x
    x = 2,934,000,166.18/57,272.28
  6. Step 6: Final answer
    x = 51,228.97

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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.