Home / 212,800.11-293,660.94-117,304.74

Finding the Fourth Proportional to 212,800.11, 293,660.94 and 117,304.74

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Solution

The fourth proportional to 212,800.11, 293,660.94 and 117,304.74 is: 161,878.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,800.11 : 293,660.94 = 117,304.74 : x
  2. Step 2: Convert to fraction form
    212,800.11/293,660.94 = 117,304.74/x
  3. Step 3: Cross multiply
    212,800.11x = 293,660.94 × 117,304.74
  4. Step 4: Simplify right side
    212,800.11x = 34,447,820,214.86
  5. Step 5: Solve for x
    x = 34,447,820,214.86/212,800.11
  6. Step 6: Final answer
    x = 161,878.77

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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.