Home / 127,495.68-191,249.76-48,595.20

Finding the Fourth Proportional to 127,495.68, 191,249.76 and 48,595.20

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Solution

The fourth proportional to 127,495.68, 191,249.76 and 48,595.20 is: 72,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,495.68 : 191,249.76 = 48,595.20 : x
  2. Step 2: Convert to fraction form
    127,495.68/191,249.76 = 48,595.20/x
  3. Step 3: Cross multiply
    127,495.68x = 191,249.76 × 48,595.20
  4. Step 4: Simplify right side
    127,495.68x = 9,293,820,337.15
  5. Step 5: Solve for x
    x = 9,293,820,337.15/127,495.68
  6. Step 6: Final answer
    x = 72,895.18

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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.