Home / 61,308.77-91,913.04-31,735.07

Finding the Fourth Proportional to 61,308.77, 91,913.04 and 31,735.07

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Solution

The fourth proportional to 61,308.77, 91,913.04 and 31,735.07 is: 47,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,308.77 : 91,913.04 = 31,735.07 : x
  2. Step 2: Convert to fraction form
    61,308.77/91,913.04 = 31,735.07/x
  3. Step 3: Cross multiply
    61,308.77x = 91,913.04 × 31,735.07
  4. Step 4: Simplify right side
    61,308.77x = 2,916,866,298.75
  5. Step 5: Solve for x
    x = 2,916,866,298.75/61,308.77
  6. Step 6: Final answer
    x = 47,576.65

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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.