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Finding the Fourth Proportional to 95,875.34, 143,813.01 and 29,315.47

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Solution

The fourth proportional to 95,875.34, 143,813.01 and 29,315.47 is: 43,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,875.34 : 143,813.01 = 29,315.47 : x
  2. Step 2: Convert to fraction form
    95,875.34/143,813.01 = 29,315.47/x
  3. Step 3: Cross multiply
    95,875.34x = 143,813.01 × 29,315.47
  4. Step 4: Simplify right side
    95,875.34x = 4,215,945,980.26
  5. Step 5: Solve for x
    x = 4,215,945,980.26/95,875.34
  6. Step 6: Final answer
    x = 43,973.21

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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.