Home / 358,570.28-537,855.78-92,331.38

Finding the Fourth Proportional to 358,570.28, 537,855.78 and 92,331.38

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Solution

The fourth proportional to 358,570.28, 537,855.78 and 92,331.38 is: 138,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,570.28 : 537,855.78 = 92,331.38 : x
  2. Step 2: Convert to fraction form
    358,570.28/537,855.78 = 92,331.38/x
  3. Step 3: Cross multiply
    358,570.28x = 537,855.78 × 92,331.38
  4. Step 4: Simplify right side
    358,570.28x = 49,660,963,719.10
  5. Step 5: Solve for x
    x = 49,660,963,719.10/358,570.28
  6. Step 6: Final answer
    x = 138,497.16

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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.