Home / 61,125.61-84,353.28-34,268.12

Finding the Fourth Proportional to 61,125.61, 84,353.28 and 34,268.12

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Solution

The fourth proportional to 61,125.61, 84,353.28 and 34,268.12 is: 47,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,125.61 : 84,353.28 = 34,268.12 : x
  2. Step 2: Convert to fraction form
    61,125.61/84,353.28 = 34,268.12/x
  3. Step 3: Cross multiply
    61,125.61x = 84,353.28 × 34,268.12
  4. Step 4: Simplify right side
    61,125.61x = 2,890,628,532.32
  5. Step 5: Solve for x
    x = 2,890,628,532.32/61,125.61
  6. Step 6: Final answer
    x = 47,289.98

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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.