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Finding the Fourth Proportional to 350,547.36, 525,610.36 and 137,060.88

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Solution

The fourth proportional to 350,547.36, 525,610.36 and 137,060.88 is: 205,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,547.36 : 525,610.36 = 137,060.88 : x
  2. Step 2: Convert to fraction form
    350,547.36/525,610.36 = 137,060.88/x
  3. Step 3: Cross multiply
    350,547.36x = 525,610.36 × 137,060.88
  4. Step 4: Simplify right side
    350,547.36x = 72,040,618,478.72
  5. Step 5: Solve for x
    x = 72,040,618,478.72/350,547.36
  6. Step 6: Final answer
    x = 205,508.95

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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.