Home / 56,670.48-78,205.68-35,461.80

Finding the Fourth Proportional to 56,670.48, 78,205.68 and 35,461.80

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Solution

The fourth proportional to 56,670.48, 78,205.68 and 35,461.80 is: 48,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,670.48 : 78,205.68 = 35,461.80 : x
  2. Step 2: Convert to fraction form
    56,670.48/78,205.68 = 35,461.80/x
  3. Step 3: Cross multiply
    56,670.48x = 78,205.68 × 35,461.80
  4. Step 4: Simplify right side
    56,670.48x = 2,773,314,183.02
  5. Step 5: Solve for x
    x = 2,773,314,183.02/56,670.48
  6. Step 6: Final answer
    x = 48,937.55

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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.