Home / 212,397.28-293,105.99-116,901.92

Finding the Fourth Proportional to 212,397.28, 293,105.99 and 116,901.92

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Solution

The fourth proportional to 212,397.28, 293,105.99 and 116,901.92 is: 161,323.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,397.28 : 293,105.99 = 116,901.92 : x
  2. Step 2: Convert to fraction form
    212,397.28/293,105.99 = 116,901.92/x
  3. Step 3: Cross multiply
    212,397.28x = 293,105.99 × 116,901.92
  4. Step 4: Simplify right side
    212,397.28x = 34,264,652,409.99
  5. Step 5: Solve for x
    x = 34,264,652,409.99/212,397.28
  6. Step 6: Final answer
    x = 161,323.41

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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.