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Finding the Fourth Proportional to 141,674.58, 212,565.87 and 52,967.70

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Solution

The fourth proportional to 141,674.58, 212,565.87 and 52,967.70 is: 79,471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,674.58 : 212,565.87 = 52,967.70 : x
  2. Step 2: Convert to fraction form
    141,674.58/212,565.87 = 52,967.70/x
  3. Step 3: Cross multiply
    141,674.58x = 212,565.87 × 52,967.70
  4. Step 4: Simplify right side
    141,674.58x = 11,259,125,232.40
  5. Step 5: Solve for x
    x = 11,259,125,232.40/141,674.58
  6. Step 6: Final answer
    x = 79,471.74

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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.