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Finding the Fourth Proportional to 57,307.35, 79,134.57 and 35,833.89

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Solution

The fourth proportional to 57,307.35, 79,134.57 and 35,833.89 is: 49,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,307.35 : 79,134.57 = 35,833.89 : x
  2. Step 2: Convert to fraction form
    57,307.35/79,134.57 = 35,833.89/x
  3. Step 3: Cross multiply
    57,307.35x = 79,134.57 × 35,833.89
  4. Step 4: Simplify right side
    57,307.35x = 2,835,699,476.58
  5. Step 5: Solve for x
    x = 2,835,699,476.58/57,307.35
  6. Step 6: Final answer
    x = 49,482.30

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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.