Home / 147,764.51-221,545.52-52,992.66

Finding the Fourth Proportional to 147,764.51, 221,545.52 and 52,992.66

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Solution

The fourth proportional to 147,764.51, 221,545.52 and 52,992.66 is: 79,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,764.51 : 221,545.52 = 52,992.66 : x
  2. Step 2: Convert to fraction form
    147,764.51/221,545.52 = 52,992.66/x
  3. Step 3: Cross multiply
    147,764.51x = 221,545.52 × 52,992.66
  4. Step 4: Simplify right side
    147,764.51x = 11,740,286,415.88
  5. Step 5: Solve for x
    x = 11,740,286,415.88/147,764.51
  6. Step 6: Final answer
    x = 79,452.68

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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.