Home / 247,837.92-341,990.62-145,857.28

Finding the Fourth Proportional to 247,837.92, 341,990.62 and 145,857.28

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Solution

The fourth proportional to 247,837.92, 341,990.62 and 145,857.28 is: 201,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,837.92 : 341,990.62 = 145,857.28 : x
  2. Step 2: Convert to fraction form
    247,837.92/341,990.62 = 145,857.28/x
  3. Step 3: Cross multiply
    247,837.92x = 341,990.62 × 145,857.28
  4. Step 4: Simplify right side
    247,837.92x = 49,881,821,618.71
  5. Step 5: Solve for x
    x = 49,881,821,618.71/247,837.92
  6. Step 6: Final answer
    x = 201,267.92

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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.