Home / 147,252.12-220,720.50-58,382.52

Finding the Fourth Proportional to 147,252.12, 220,720.50 and 58,382.52

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Solution

The fourth proportional to 147,252.12, 220,720.50 and 58,382.52 is: 87,511.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,252.12 : 220,720.50 = 58,382.52 : x
  2. Step 2: Convert to fraction form
    147,252.12/220,720.50 = 58,382.52/x
  3. Step 3: Cross multiply
    147,252.12x = 220,720.50 × 58,382.52
  4. Step 4: Simplify right side
    147,252.12x = 12,886,219,005.66
  5. Step 5: Solve for x
    x = 12,886,219,005.66/147,252.12
  6. Step 6: Final answer
    x = 87,511.26

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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.