Home / 343,338.11-514,908.75-103,475.24

Finding the Fourth Proportional to 343,338.11, 514,908.75 and 103,475.24

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Solution

The fourth proportional to 343,338.11, 514,908.75 and 103,475.24 is: 155,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,338.11 : 514,908.75 = 103,475.24 : x
  2. Step 2: Convert to fraction form
    343,338.11/514,908.75 = 103,475.24/x
  3. Step 3: Cross multiply
    343,338.11x = 514,908.75 × 103,475.24
  4. Step 4: Simplify right side
    343,338.11x = 53,280,306,484.35
  5. Step 5: Solve for x
    x = 53,280,306,484.35/343,338.11
  6. Step 6: Final answer
    x = 155,183.20

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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.