Home / 95,603.19-143,403.56-42,975.46

Finding the Fourth Proportional to 95,603.19, 143,403.56 and 42,975.46

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Solution

The fourth proportional to 95,603.19, 143,403.56 and 42,975.46 is: 64,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,603.19 : 143,403.56 = 42,975.46 : x
  2. Step 2: Convert to fraction form
    95,603.19/143,403.56 = 42,975.46/x
  3. Step 3: Cross multiply
    95,603.19x = 143,403.56 × 42,975.46
  4. Step 4: Simplify right side
    95,603.19x = 6,162,833,956.64
  5. Step 5: Solve for x
    x = 6,162,833,956.64/95,603.19
  6. Step 6: Final answer
    x = 64,462.64

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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.