Home / 42,842.61-64,153.22-29,556.59

Finding the Fourth Proportional to 42,842.61, 64,153.22 and 29,556.59

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Solution

The fourth proportional to 42,842.61, 64,153.22 and 29,556.59 is: 44,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,842.61 : 64,153.22 = 29,556.59 : x
  2. Step 2: Convert to fraction form
    42,842.61/64,153.22 = 29,556.59/x
  3. Step 3: Cross multiply
    42,842.61x = 64,153.22 × 29,556.59
  4. Step 4: Simplify right side
    42,842.61x = 1,896,149,952.17
  5. Step 5: Solve for x
    x = 1,896,149,952.17/42,842.61
  6. Step 6: Final answer
    x = 44,258.51

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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.