Home / 95,134.64-142,746.24-42,579.68

Finding the Fourth Proportional to 95,134.64, 142,746.24 and 42,579.68

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Solution

The fourth proportional to 95,134.64, 142,746.24 and 42,579.68 is: 63,889.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,134.64 : 142,746.24 = 42,579.68 : x
  2. Step 2: Convert to fraction form
    95,134.64/142,746.24 = 42,579.68/x
  3. Step 3: Cross multiply
    95,134.64x = 142,746.24 × 42,579.68
  4. Step 4: Simplify right side
    95,134.64x = 6,078,089,220.40
  5. Step 5: Solve for x
    x = 6,078,089,220.40/95,134.64
  6. Step 6: Final answer
    x = 63,889.34

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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.