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Finding the Fourth Proportional to 182,271.60, 251,510.40 and 101,687.40

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Solution

The fourth proportional to 182,271.60, 251,510.40 and 101,687.40 is: 140,315.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,271.60 : 251,510.40 = 101,687.40 : x
  2. Step 2: Convert to fraction form
    182,271.60/251,510.40 = 101,687.40/x
  3. Step 3: Cross multiply
    182,271.60x = 251,510.40 × 101,687.40
  4. Step 4: Simplify right side
    182,271.60x = 25,575,438,648.96
  5. Step 5: Solve for x
    x = 25,575,438,648.96/182,271.60
  6. Step 6: Final answer
    x = 140,315.00

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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.