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Finding the Fourth Proportional to 56,179, 84,293.10 and 26,617.96

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Solution

The fourth proportional to 56,179, 84,293.10 and 26,617.96 is: 39,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,179 : 84,293.10 = 26,617.96 : x
  2. Step 2: Convert to fraction form
    56,179/84,293.10 = 26,617.96/x
  3. Step 3: Cross multiply
    56,179x = 84,293.10 × 26,617.96
  4. Step 4: Simplify right side
    56,179x = 2,243,710,364.08
  5. Step 5: Solve for x
    x = 2,243,710,364.08/56,179
  6. Step 6: Final answer
    x = 39,938.60

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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.