Home / 95,678.05-143,549.51-42,362.69

Finding the Fourth Proportional to 95,678.05, 143,549.51 and 42,362.69

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Solution

The fourth proportional to 95,678.05, 143,549.51 and 42,362.69 is: 63,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,678.05 : 143,549.51 = 42,362.69 : x
  2. Step 2: Convert to fraction form
    95,678.05/143,549.51 = 42,362.69/x
  3. Step 3: Cross multiply
    95,678.05x = 143,549.51 × 42,362.69
  4. Step 4: Simplify right side
    95,678.05x = 6,081,142,985.10
  5. Step 5: Solve for x
    x = 6,081,142,985.10/95,678.05
  6. Step 6: Final answer
    x = 63,558.39

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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.