Home / 113,731.68-170,524.53-47,217.72

Finding the Fourth Proportional to 113,731.68, 170,524.53 and 47,217.72

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Solution

The fourth proportional to 113,731.68, 170,524.53 and 47,217.72 is: 70,796.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,731.68 : 170,524.53 = 47,217.72 : x
  2. Step 2: Convert to fraction form
    113,731.68/170,524.53 = 47,217.72/x
  3. Step 3: Cross multiply
    113,731.68x = 170,524.53 × 47,217.72
  4. Step 4: Simplify right side
    113,731.68x = 8,051,779,510.67
  5. Step 5: Solve for x
    x = 8,051,779,510.67/113,731.68
  6. Step 6: Final answer
    x = 70,796.28

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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.