Home / 104,460.96-144,152.19-56,713.28

Finding the Fourth Proportional to 104,460.96, 144,152.19 and 56,713.28

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Solution

The fourth proportional to 104,460.96, 144,152.19 and 56,713.28 is: 78,262.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,460.96 : 144,152.19 = 56,713.28 : x
  2. Step 2: Convert to fraction form
    104,460.96/144,152.19 = 56,713.28/x
  3. Step 3: Cross multiply
    104,460.96x = 144,152.19 × 56,713.28
  4. Step 4: Simplify right side
    104,460.96x = 8,175,342,793.32
  5. Step 5: Solve for x
    x = 8,175,342,793.32/104,460.96
  6. Step 6: Final answer
    x = 78,262.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.