Home / 57,088.56-78,733.80-34,422.60

Finding the Fourth Proportional to 57,088.56, 78,733.80 and 34,422.60

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Solution

The fourth proportional to 57,088.56, 78,733.80 and 34,422.60 is: 47,474.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,088.56 : 78,733.80 = 34,422.60 : x
  2. Step 2: Convert to fraction form
    57,088.56/78,733.80 = 34,422.60/x
  3. Step 3: Cross multiply
    57,088.56x = 78,733.80 × 34,422.60
  4. Step 4: Simplify right side
    57,088.56x = 2,710,222,103.88
  5. Step 5: Solve for x
    x = 2,710,222,103.88/57,088.56
  6. Step 6: Final answer
    x = 47,474.00

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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.