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Finding the Fourth Proportional to 56,701.84, 84,845.15 and 53,660.26

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Solution

The fourth proportional to 56,701.84, 84,845.15 and 53,660.26 is: 80,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,701.84 : 84,845.15 = 53,660.26 : x
  2. Step 2: Convert to fraction form
    56,701.84/84,845.15 = 53,660.26/x
  3. Step 3: Cross multiply
    56,701.84x = 84,845.15 × 53,660.26
  4. Step 4: Simplify right side
    56,701.84x = 4,552,812,808.74
  5. Step 5: Solve for x
    x = 4,552,812,808.74/56,701.84
  6. Step 6: Final answer
    x = 80,293.92

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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.