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Finding the Fourth Proportional to 71,710.83, 99,005.22 and 46,226.25

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Solution

The fourth proportional to 71,710.83, 99,005.22 and 46,226.25 is: 63,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,710.83 : 99,005.22 = 46,226.25 : x
  2. Step 2: Convert to fraction form
    71,710.83/99,005.22 = 46,226.25/x
  3. Step 3: Cross multiply
    71,710.83x = 99,005.22 × 46,226.25
  4. Step 4: Simplify right side
    71,710.83x = 4,576,640,051.03
  5. Step 5: Solve for x
    x = 4,576,640,051.03/71,710.83
  6. Step 6: Final answer
    x = 63,820.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.