Home / 254,722.30-382,060.02-86,223.37

Finding the Fourth Proportional to 254,722.30, 382,060.02 and 86,223.37

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Solution

The fourth proportional to 254,722.30, 382,060.02 and 86,223.37 is: 129,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,722.30 : 382,060.02 = 86,223.37 : x
  2. Step 2: Convert to fraction form
    254,722.30/382,060.02 = 86,223.37/x
  3. Step 3: Cross multiply
    254,722.30x = 382,060.02 × 86,223.37
  4. Step 4: Simplify right side
    254,722.30x = 32,942,502,466.67
  5. Step 5: Solve for x
    x = 32,942,502,466.67/254,722.30
  6. Step 6: Final answer
    x = 129,327.12

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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.