Home / 57,234.41-78,999.95-34,569.80

Finding the Fourth Proportional to 57,234.41, 78,999.95 and 34,569.80

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Solution

The fourth proportional to 57,234.41, 78,999.95 and 34,569.80 is: 47,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,234.41 : 78,999.95 = 34,569.80 : x
  2. Step 2: Convert to fraction form
    57,234.41/78,999.95 = 34,569.80/x
  3. Step 3: Cross multiply
    57,234.41x = 78,999.95 × 34,569.80
  4. Step 4: Simplify right side
    57,234.41x = 2,731,012,471.51
  5. Step 5: Solve for x
    x = 2,731,012,471.51/57,234.41
  6. Step 6: Final answer
    x = 47,716.27

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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.