Home / 141,787.10-212,709.45-48,302.30

Finding the Fourth Proportional to 141,787.10, 212,709.45 and 48,302.30

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Solution

The fourth proportional to 141,787.10, 212,709.45 and 48,302.30 is: 72,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,787.10 : 212,709.45 = 48,302.30 : x
  2. Step 2: Convert to fraction form
    141,787.10/212,709.45 = 48,302.30/x
  3. Step 3: Cross multiply
    141,787.10x = 212,709.45 × 48,302.30
  4. Step 4: Simplify right side
    141,787.10x = 10,274,355,666.74
  5. Step 5: Solve for x
    x = 10,274,355,666.74/141,787.10
  6. Step 6: Final answer
    x = 72,463.26

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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.