Home / 207,255.38-310,889.74-57,497.18

Finding the Fourth Proportional to 207,255.38, 310,889.74 and 57,497.18

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Solution

The fourth proportional to 207,255.38, 310,889.74 and 57,497.18 is: 86,247.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,255.38 : 310,889.74 = 57,497.18 : x
  2. Step 2: Convert to fraction form
    207,255.38/310,889.74 = 57,497.18/x
  3. Step 3: Cross multiply
    207,255.38x = 310,889.74 × 57,497.18
  4. Step 4: Simplify right side
    207,255.38x = 17,875,283,340.93
  5. Step 5: Solve for x
    x = 17,875,283,340.93/207,255.38
  6. Step 6: Final answer
    x = 86,247.62

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1.5x scale

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.