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Finding the Fourth Proportional to 56,188.16, 84,254.02 and 18,734.97

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Solution

The fourth proportional to 56,188.16, 84,254.02 and 18,734.97 is: 28,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188.16 : 84,254.02 = 18,734.97 : x
  2. Step 2: Convert to fraction form
    56,188.16/84,254.02 = 18,734.97/x
  3. Step 3: Cross multiply
    56,188.16x = 84,254.02 × 18,734.97
  4. Step 4: Simplify right side
    56,188.16x = 1,578,496,490.24
  5. Step 5: Solve for x
    x = 1,578,496,490.24/56,188.16
  6. Step 6: Final answer
    x = 28,093.05

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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.