Home / 229,972.90-344,975.55-130,180.90

Finding the Fourth Proportional to 229,972.90, 344,975.55 and 130,180.90

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Solution

The fourth proportional to 229,972.90, 344,975.55 and 130,180.90 is: 195,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,972.90 : 344,975.55 = 130,180.90 : x
  2. Step 2: Convert to fraction form
    229,972.90/344,975.55 = 130,180.90/x
  3. Step 3: Cross multiply
    229,972.90x = 344,975.55 × 130,180.90
  4. Step 4: Simplify right side
    229,972.90x = 44,909,227,577.00
  5. Step 5: Solve for x
    x = 44,909,227,577.00/229,972.90
  6. Step 6: Final answer
    x = 195,280.52

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1.5x scale

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.