Home / 56,183.50-77,533.24-31,034.62

Finding the Fourth Proportional to 56,183.50, 77,533.24 and 31,034.62

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Solution

The fourth proportional to 56,183.50, 77,533.24 and 31,034.62 is: 42,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,183.50 : 77,533.24 = 31,034.62 : x
  2. Step 2: Convert to fraction form
    56,183.50/77,533.24 = 31,034.62/x
  3. Step 3: Cross multiply
    56,183.50x = 77,533.24 × 31,034.62
  4. Step 4: Simplify right side
    56,183.50x = 2,406,214,640.77
  5. Step 5: Solve for x
    x = 2,406,214,640.77/56,183.50
  6. Step 6: Final answer
    x = 42,827.78

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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.