Home / 212,496.54-293,246.10-127,615.02

Finding the Fourth Proportional to 212,496.54, 293,246.10 and 127,615.02

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Solution

The fourth proportional to 212,496.54, 293,246.10 and 127,615.02 is: 176,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,496.54 : 293,246.10 = 127,615.02 : x
  2. Step 2: Convert to fraction form
    212,496.54/293,246.10 = 127,615.02/x
  3. Step 3: Cross multiply
    212,496.54x = 293,246.10 × 127,615.02
  4. Step 4: Simplify right side
    212,496.54x = 37,422,606,916.42
  5. Step 5: Solve for x
    x = 37,422,606,916.42/212,496.54
  6. Step 6: Final answer
    x = 176,109.25

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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.