Home / 56,310.45-77,708.43-35,089.80

Finding the Fourth Proportional to 56,310.45, 77,708.43 and 35,089.80

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Solution

The fourth proportional to 56,310.45, 77,708.43 and 35,089.80 is: 48,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,310.45 : 77,708.43 = 35,089.80 : x
  2. Step 2: Convert to fraction form
    56,310.45/77,708.43 = 35,089.80/x
  3. Step 3: Cross multiply
    56,310.45x = 77,708.43 × 35,089.80
  4. Step 4: Simplify right side
    56,310.45x = 2,726,773,267.01
  5. Step 5: Solve for x
    x = 2,726,773,267.01/56,310.45
  6. Step 6: Final answer
    x = 48,423.93

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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.