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Finding the Fourth Proportional to 56,471.64, 84,541.04 and 49,465.35

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Solution

The fourth proportional to 56,471.64, 84,541.04 and 49,465.35 is: 74,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,471.64 : 84,541.04 = 49,465.35 : x
  2. Step 2: Convert to fraction form
    56,471.64/84,541.04 = 49,465.35/x
  3. Step 3: Cross multiply
    56,471.64x = 84,541.04 × 49,465.35
  4. Step 4: Simplify right side
    56,471.64x = 4,181,851,885.64
  5. Step 5: Solve for x
    x = 4,181,851,885.64/56,471.64
  6. Step 6: Final answer
    x = 74,052.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.