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Finding the Fourth Proportional to 56,082.69, 77,402.51 and 35,962.29

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Solution

The fourth proportional to 56,082.69, 77,402.51 and 35,962.29 is: 49,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,082.69 : 77,402.51 = 35,962.29 : x
  2. Step 2: Convert to fraction form
    56,082.69/77,402.51 = 35,962.29/x
  3. Step 3: Cross multiply
    56,082.69x = 77,402.51 × 35,962.29
  4. Step 4: Simplify right side
    56,082.69x = 2,783,571,331.54
  5. Step 5: Solve for x
    x = 2,783,571,331.54/56,082.69
  6. Step 6: Final answer
    x = 49,633.34

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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.