Home / 51,158.42-70,609.50-34,381.70

Finding the Fourth Proportional to 51,158.42, 70,609.50 and 34,381.70

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Solution

The fourth proportional to 51,158.42, 70,609.50 and 34,381.70 is: 47,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,158.42 : 70,609.50 = 34,381.70 : x
  2. Step 2: Convert to fraction form
    51,158.42/70,609.50 = 34,381.70/x
  3. Step 3: Cross multiply
    51,158.42x = 70,609.50 × 34,381.70
  4. Step 4: Simplify right side
    51,158.42x = 2,427,674,293.10
  5. Step 5: Solve for x
    x = 2,427,674,293.10/51,158.42
  6. Step 6: Final answer
    x = 47,454.06

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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.