Home / 104,743.49-144,543.66-56,996.96

Finding the Fourth Proportional to 104,743.49, 144,543.66 and 56,996.96

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Solution

The fourth proportional to 104,743.49, 144,543.66 and 56,996.96 is: 78,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,743.49 : 144,543.66 = 56,996.96 : x
  2. Step 2: Convert to fraction form
    104,743.49/144,543.66 = 56,996.96/x
  3. Step 3: Cross multiply
    104,743.49x = 144,543.66 × 56,996.96
  4. Step 4: Simplify right side
    104,743.49x = 8,238,549,207.27
  5. Step 5: Solve for x
    x = 8,238,549,207.27/104,743.49
  6. Step 6: Final answer
    x = 78,654.52

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1.5x scale

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.