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Finding the Fourth Proportional to 56,484.80, 84,593.60 and 49,048.84

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Solution

The fourth proportional to 56,484.80, 84,593.60 and 49,048.84 is: 73,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484.80 : 84,593.60 = 49,048.84 : x
  2. Step 2: Convert to fraction form
    56,484.80/84,593.60 = 49,048.84/x
  3. Step 3: Cross multiply
    56,484.80x = 84,593.60 × 49,048.84
  4. Step 4: Simplify right side
    56,484.80x = 4,149,217,951.42
  5. Step 5: Solve for x
    x = 4,149,217,951.42/56,484.80
  6. Step 6: Final answer
    x = 73,457.25

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1.5x scale

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.