Home / 95,499.81-143,200.51-42,864.19

Finding the Fourth Proportional to 95,499.81, 143,200.51 and 42,864.19

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Solution

The fourth proportional to 95,499.81, 143,200.51 and 42,864.19 is: 64,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,499.81 : 143,200.51 = 42,864.19 : x
  2. Step 2: Convert to fraction form
    95,499.81/143,200.51 = 42,864.19/x
  3. Step 3: Cross multiply
    95,499.81x = 143,200.51 × 42,864.19
  4. Step 4: Simplify right side
    95,499.81x = 6,138,173,403.58
  5. Step 5: Solve for x
    x = 6,138,173,403.58/95,499.81
  6. Step 6: Final answer
    x = 64,274.19

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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.