Home / 82,547.18-123,839.68-29,956.67

Finding the Fourth Proportional to 82,547.18, 123,839.68 and 29,956.67

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Solution

The fourth proportional to 82,547.18, 123,839.68 and 29,956.67 is: 44,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,547.18 : 123,839.68 = 29,956.67 : x
  2. Step 2: Convert to fraction form
    82,547.18/123,839.68 = 29,956.67/x
  3. Step 3: Cross multiply
    82,547.18x = 123,839.68 × 29,956.67
  4. Step 4: Simplify right side
    82,547.18x = 3,709,824,426.67
  5. Step 5: Solve for x
    x = 3,709,824,426.67/82,547.18
  6. Step 6: Final answer
    x = 44,941.87

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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.