Home / 254,827.02-382,535.80-136,729.02

Finding the Fourth Proportional to 254,827.02, 382,535.80 and 136,729.02

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Solution

The fourth proportional to 254,827.02, 382,535.80 and 136,729.02 is: 205,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,827.02 : 382,535.80 = 136,729.02 : x
  2. Step 2: Convert to fraction form
    254,827.02/382,535.80 = 136,729.02/x
  3. Step 3: Cross multiply
    254,827.02x = 382,535.80 × 136,729.02
  4. Step 4: Simplify right side
    254,827.02x = 52,303,743,478.06
  5. Step 5: Solve for x
    x = 52,303,743,478.06/254,827.02
  6. Step 6: Final answer
    x = 205,251.96

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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.