Home / 291,752.03-402,624.92-162,689.24

Finding the Fourth Proportional to 291,752.03, 402,624.92 and 162,689.24

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Solution

The fourth proportional to 291,752.03, 402,624.92 and 162,689.24 is: 224,515.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,752.03 : 402,624.92 = 162,689.24 : x
  2. Step 2: Convert to fraction form
    291,752.03/402,624.92 = 162,689.24/x
  3. Step 3: Cross multiply
    291,752.03x = 402,624.92 × 162,689.24
  4. Step 4: Simplify right side
    291,752.03x = 65,502,743,043.06
  5. Step 5: Solve for x
    x = 65,502,743,043.06/291,752.03
  6. Step 6: Final answer
    x = 224,515.12

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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.