Home / 212,121.04-292,727.08-116,634.18

Finding the Fourth Proportional to 212,121.04, 292,727.08 and 116,634.18

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Solution

The fourth proportional to 212,121.04, 292,727.08 and 116,634.18 is: 160,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,121.04 : 292,727.08 = 116,634.18 : x
  2. Step 2: Convert to fraction form
    212,121.04/292,727.08 = 116,634.18/x
  3. Step 3: Cross multiply
    212,121.04x = 292,727.08 × 116,634.18
  4. Step 4: Simplify right side
    212,121.04x = 34,141,982,939.59
  5. Step 5: Solve for x
    x = 34,141,982,939.59/212,121.04
  6. Step 6: Final answer
    x = 160,955.19

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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.