Home / 61,072.40-91,404.48-34,770.08

Finding the Fourth Proportional to 61,072.40, 91,404.48 and 34,770.08

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Solution

The fourth proportional to 61,072.40, 91,404.48 and 34,770.08 is: 52,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,072.40 : 91,404.48 = 34,770.08 : x
  2. Step 2: Convert to fraction form
    61,072.40/91,404.48 = 34,770.08/x
  3. Step 3: Cross multiply
    61,072.40x = 91,404.48 × 34,770.08
  4. Step 4: Simplify right side
    61,072.40x = 3,178,141,081.96
  5. Step 5: Solve for x
    x = 3,178,141,081.96/61,072.40
  6. Step 6: Final answer
    x = 52,038.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.