Home / 314,027.72-471,056.96-89,403.92

Finding the Fourth Proportional to 314,027.72, 471,056.96 and 89,403.92

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Solution

The fourth proportional to 314,027.72, 471,056.96 and 89,403.92 is: 134,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,027.72 : 471,056.96 = 89,403.92 : x
  2. Step 2: Convert to fraction form
    314,027.72/471,056.96 = 89,403.92/x
  3. Step 3: Cross multiply
    314,027.72x = 471,056.96 × 89,403.92
  4. Step 4: Simplify right side
    314,027.72x = 42,114,336,635.51
  5. Step 5: Solve for x
    x = 42,114,336,635.51/314,027.72
  6. Step 6: Final answer
    x = 134,110.25

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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.