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Finding the Fourth Proportional to 341,064.99, 511,510.22 and 101,122.79

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Solution

The fourth proportional to 341,064.99, 511,510.22 and 101,122.79 is: 151,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,064.99 : 511,510.22 = 101,122.79 : x
  2. Step 2: Convert to fraction form
    341,064.99/511,510.22 = 101,122.79/x
  3. Step 3: Cross multiply
    341,064.99x = 511,510.22 × 101,122.79
  4. Step 4: Simplify right side
    341,064.99x = 51,725,337,875.96
  5. Step 5: Solve for x
    x = 51,725,337,875.96/341,064.99
  6. Step 6: Final answer
    x = 151,658.30

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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.