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Finding the Fourth Proportional to 56,552.40, 84,828.60 and 55,677.60

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Solution

The fourth proportional to 56,552.40, 84,828.60 and 55,677.60 is: 83,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,552.40 : 84,828.60 = 55,677.60 : x
  2. Step 2: Convert to fraction form
    56,552.40/84,828.60 = 55,677.60/x
  3. Step 3: Cross multiply
    56,552.40x = 84,828.60 × 55,677.60
  4. Step 4: Simplify right side
    56,552.40x = 4,723,052,859.36
  5. Step 5: Solve for x
    x = 4,723,052,859.36/56,552.40
  6. Step 6: Final answer
    x = 83,516.40

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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.