Home / 316,194.43-474,292.46-129,205.93

Finding the Fourth Proportional to 316,194.43, 474,292.46 and 129,205.93

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Solution

The fourth proportional to 316,194.43, 474,292.46 and 129,205.93 is: 193,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,194.43 : 474,292.46 = 129,205.93 : x
  2. Step 2: Convert to fraction form
    316,194.43/474,292.46 = 129,205.93/x
  3. Step 3: Cross multiply
    316,194.43x = 474,292.46 × 129,205.93
  4. Step 4: Simplify right side
    316,194.43x = 61,281,398,386.29
  5. Step 5: Solve for x
    x = 61,281,398,386.29/316,194.43
  6. Step 6: Final answer
    x = 193,809.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.