Home / 84,010.73-126,159.92-56,110.07

Finding the Fourth Proportional to 84,010.73, 126,159.92 and 56,110.07

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Solution

The fourth proportional to 84,010.73, 126,159.92 and 56,110.07 is: 84,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,010.73 : 126,159.92 = 56,110.07 : x
  2. Step 2: Convert to fraction form
    84,010.73/126,159.92 = 56,110.07/x
  3. Step 3: Cross multiply
    84,010.73x = 126,159.92 × 56,110.07
  4. Step 4: Simplify right side
    84,010.73x = 7,078,841,942.39
  5. Step 5: Solve for x
    x = 7,078,841,942.39/84,010.73
  6. Step 6: Final answer
    x = 84,261.16

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1.5x scale

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.