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Finding the Fourth Proportional to 141,793.64, 212,637.50 and 47,006.44

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Solution

The fourth proportional to 141,793.64, 212,637.50 and 47,006.44 is: 70,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,793.64 : 212,637.50 = 47,006.44 : x
  2. Step 2: Convert to fraction form
    141,793.64/212,637.50 = 47,006.44/x
  3. Step 3: Cross multiply
    141,793.64x = 212,637.50 × 47,006.44
  4. Step 4: Simplify right side
    141,793.64x = 9,995,331,885.50
  5. Step 5: Solve for x
    x = 9,995,331,885.50/141,793.64
  6. Step 6: Final answer
    x = 70,492.10

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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.