Home / 212,432.88-293,165.16-116,943.60

Finding the Fourth Proportional to 212,432.88, 293,165.16 and 116,943.60

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Solution

The fourth proportional to 212,432.88, 293,165.16 and 116,943.60 is: 161,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,432.88 : 293,165.16 = 116,943.60 : x
  2. Step 2: Convert to fraction form
    212,432.88/293,165.16 = 116,943.60/x
  3. Step 3: Cross multiply
    212,432.88x = 293,165.16 × 116,943.60
  4. Step 4: Simplify right side
    212,432.88x = 34,283,789,204.98
  5. Step 5: Solve for x
    x = 34,283,789,204.98/212,432.88
  6. Step 6: Final answer
    x = 161,386.45

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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.