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Finding the Fourth Proportional to 95,607.70, 143,411.55 and 64,114.90

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Solution

The fourth proportional to 95,607.70, 143,411.55 and 64,114.90 is: 96,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,607.70 : 143,411.55 = 64,114.90 : x
  2. Step 2: Convert to fraction form
    95,607.70/143,411.55 = 64,114.90/x
  3. Step 3: Cross multiply
    95,607.70x = 143,411.55 × 64,114.90
  4. Step 4: Simplify right side
    95,607.70x = 9,194,817,187.10
  5. Step 5: Solve for x
    x = 9,194,817,187.10/95,607.70
  6. Step 6: Final answer
    x = 96,172.35

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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.