Home / 102,234.40-141,087.60-56,914.24

Finding the Fourth Proportional to 102,234.40, 141,087.60 and 56,914.24

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Solution

The fourth proportional to 102,234.40, 141,087.60 and 56,914.24 is: 78,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,234.40 : 141,087.60 = 56,914.24 : x
  2. Step 2: Convert to fraction form
    102,234.40/141,087.60 = 56,914.24/x
  3. Step 3: Cross multiply
    102,234.40x = 141,087.60 × 56,914.24
  4. Step 4: Simplify right side
    102,234.40x = 8,029,893,527.42
  5. Step 5: Solve for x
    x = 8,029,893,527.42/102,234.40
  6. Step 6: Final answer
    x = 78,543.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.