Home / 56,753.49-78,282.31-35,495.85

Finding the Fourth Proportional to 56,753.49, 78,282.31 and 35,495.85

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Solution

The fourth proportional to 56,753.49, 78,282.31 and 35,495.85 is: 48,960.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.49 : 78,282.31 = 35,495.85 : x
  2. Step 2: Convert to fraction form
    56,753.49/78,282.31 = 35,495.85/x
  3. Step 3: Cross multiply
    56,753.49x = 78,282.31 × 35,495.85
  4. Step 4: Simplify right side
    56,753.49x = 2,778,697,133.41
  5. Step 5: Solve for x
    x = 2,778,697,133.41/56,753.49
  6. Step 6: Final answer
    x = 48,960.82

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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.