Home / 229,719.85-316,966.93-134,208.09

Finding the Fourth Proportional to 229,719.85, 316,966.93 and 134,208.09

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Solution

The fourth proportional to 229,719.85, 316,966.93 and 134,208.09 is: 185,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,719.85 : 316,966.93 = 134,208.09 : x
  2. Step 2: Convert to fraction form
    229,719.85/316,966.93 = 134,208.09/x
  3. Step 3: Cross multiply
    229,719.85x = 316,966.93 × 134,208.09
  4. Step 4: Simplify right side
    229,719.85x = 42,539,526,268.46
  5. Step 5: Solve for x
    x = 42,539,526,268.46/229,719.85
  6. Step 6: Final answer
    x = 185,180.02

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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.