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Finding the Fourth Proportional to 75,005.01, 103,526.78 and 46,693.89

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Solution

The fourth proportional to 75,005.01, 103,526.78 and 46,693.89 is: 64,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,005.01 : 103,526.78 = 46,693.89 : x
  2. Step 2: Convert to fraction form
    75,005.01/103,526.78 = 46,693.89/x
  3. Step 3: Cross multiply
    75,005.01x = 103,526.78 × 46,693.89
  4. Step 4: Simplify right side
    75,005.01x = 4,834,067,843.90
  5. Step 5: Solve for x
    x = 4,834,067,843.90/75,005.01
  6. Step 6: Final answer
    x = 64,449.93

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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.