Home / 57,928.85-79,948.53-35,281.11

Finding the Fourth Proportional to 57,928.85, 79,948.53 and 35,281.11

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Solution

The fourth proportional to 57,928.85, 79,948.53 and 35,281.11 is: 48,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,928.85 : 79,948.53 = 35,281.11 : x
  2. Step 2: Convert to fraction form
    57,928.85/79,948.53 = 35,281.11/x
  3. Step 3: Cross multiply
    57,928.85x = 79,948.53 × 35,281.11
  4. Step 4: Simplify right side
    57,928.85x = 2,820,672,881.27
  5. Step 5: Solve for x
    x = 2,820,672,881.27/57,928.85
  6. Step 6: Final answer
    x = 48,692.03

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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.