Home / 272,739.53-408,969.18-146,486.00

Finding the Fourth Proportional to 272,739.53, 408,969.18 and 146,486.00

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Solution

The fourth proportional to 272,739.53, 408,969.18 and 146,486.00 is: 219,653.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,739.53 : 408,969.18 = 146,486.00 : x
  2. Step 2: Convert to fraction form
    272,739.53/408,969.18 = 146,486.00/x
  3. Step 3: Cross multiply
    272,739.53x = 408,969.18 × 146,486.00
  4. Step 4: Simplify right side
    272,739.53x = 59,908,257,256.63
  5. Step 5: Solve for x
    x = 59,908,257,256.63/272,739.53
  6. Step 6: Final answer
    x = 219,653.74

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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.