Home / 84,769.56-127,154.40-29,365.56

Finding the Fourth Proportional to 84,769.56, 127,154.40 and 29,365.56

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Solution

The fourth proportional to 84,769.56, 127,154.40 and 29,365.56 is: 44,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,769.56 : 127,154.40 = 29,365.56 : x
  2. Step 2: Convert to fraction form
    84,769.56/127,154.40 = 29,365.56/x
  3. Step 3: Cross multiply
    84,769.56x = 127,154.40 × 29,365.56
  4. Step 4: Simplify right side
    84,769.56x = 3,733,960,162.46
  5. Step 5: Solve for x
    x = 3,733,960,162.46/84,769.56
  6. Step 6: Final answer
    x = 44,048.36

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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.