Home / 251,167.92-346,458-149,124.16

Finding the Fourth Proportional to 251,167.92, 346,458 and 149,124.16

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Solution

The fourth proportional to 251,167.92, 346,458 and 149,124.16 is: 205,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,167.92 : 346,458 = 149,124.16 : x
  2. Step 2: Convert to fraction form
    251,167.92/346,458 = 149,124.16/x
  3. Step 3: Cross multiply
    251,167.92x = 346,458 × 149,124.16
  4. Step 4: Simplify right side
    251,167.92x = 51,665,258,225.28
  5. Step 5: Solve for x
    x = 51,665,258,225.28/251,167.92
  6. Step 6: Final answer
    x = 205,700.07

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1.5x scale

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.