Home / 375,402.61-562,986.26-122,625.50

Finding the Fourth Proportional to 375,402.61, 562,986.26 and 122,625.50

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Solution

The fourth proportional to 375,402.61, 562,986.26 and 122,625.50 is: 183,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,402.61 : 562,986.26 = 122,625.50 : x
  2. Step 2: Convert to fraction form
    375,402.61/562,986.26 = 122,625.50/x
  3. Step 3: Cross multiply
    375,402.61x = 562,986.26 × 122,625.50
  4. Step 4: Simplify right side
    375,402.61x = 69,036,472,419.97
  5. Step 5: Solve for x
    x = 69,036,472,419.97/375,402.61
  6. Step 6: Final answer
    x = 183,899.82

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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.