Home / 112,944.96-169,462.08-42,842.88

Finding the Fourth Proportional to 112,944.96, 169,462.08 and 42,842.88

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Solution

The fourth proportional to 112,944.96, 169,462.08 and 42,842.88 is: 64,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,944.96 : 169,462.08 = 42,842.88 : x
  2. Step 2: Convert to fraction form
    112,944.96/169,462.08 = 42,842.88/x
  3. Step 3: Cross multiply
    112,944.96x = 169,462.08 × 42,842.88
  4. Step 4: Simplify right side
    112,944.96x = 7,260,243,557.99
  5. Step 5: Solve for x
    x = 7,260,243,557.99/112,944.96
  6. Step 6: Final answer
    x = 64,281.25

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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.