Home / 147,566.86-221,218.80-54,050.74

Finding the Fourth Proportional to 147,566.86, 221,218.80 and 54,050.74

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Solution

The fourth proportional to 147,566.86, 221,218.80 and 54,050.74 is: 81,027.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,566.86 : 221,218.80 = 54,050.74 : x
  2. Step 2: Convert to fraction form
    147,566.86/221,218.80 = 54,050.74/x
  3. Step 3: Cross multiply
    147,566.86x = 221,218.80 × 54,050.74
  4. Step 4: Simplify right side
    147,566.86x = 11,957,039,841.91
  5. Step 5: Solve for x
    x = 11,957,039,841.91/147,566.86
  6. Step 6: Final answer
    x = 81,027.95

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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.