Home / 56,755.49-78,285.06-35,497.85

Finding the Fourth Proportional to 56,755.49, 78,285.06 and 35,497.85

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Solution

The fourth proportional to 56,755.49, 78,285.06 and 35,497.85 is: 48,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,755.49 : 78,285.06 = 35,497.85 : x
  2. Step 2: Convert to fraction form
    56,755.49/78,285.06 = 35,497.85/x
  3. Step 3: Cross multiply
    56,755.49x = 78,285.06 × 35,497.85
  4. Step 4: Simplify right side
    56,755.49x = 2,778,951,317.12
  5. Step 5: Solve for x
    x = 2,778,951,317.12/56,755.49
  6. Step 6: Final answer
    x = 48,963.57

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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.