Home / 245,419.26-367,895.61-156,422.94

Finding the Fourth Proportional to 245,419.26, 367,895.61 and 156,422.94

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Solution

The fourth proportional to 245,419.26, 367,895.61 and 156,422.94 is: 234,485.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,419.26 : 367,895.61 = 156,422.94 : x
  2. Step 2: Convert to fraction form
    245,419.26/367,895.61 = 156,422.94/x
  3. Step 3: Cross multiply
    245,419.26x = 367,895.61 × 156,422.94
  4. Step 4: Simplify right side
    245,419.26x = 57,547,312,929.29
  5. Step 5: Solve for x
    x = 57,547,312,929.29/245,419.26
  6. Step 6: Final answer
    x = 234,485.72

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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.