Home / 127,888.12-176,481.74-70,527.41

Finding the Fourth Proportional to 127,888.12, 176,481.74 and 70,527.41

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Solution

The fourth proportional to 127,888.12, 176,481.74 and 70,527.41 is: 97,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,888.12 : 176,481.74 = 70,527.41 : x
  2. Step 2: Convert to fraction form
    127,888.12/176,481.74 = 70,527.41/x
  3. Step 3: Cross multiply
    127,888.12x = 176,481.74 × 70,527.41
  4. Step 4: Simplify right side
    127,888.12x = 12,446,800,034.49
  5. Step 5: Solve for x
    x = 12,446,800,034.49/127,888.12
  6. Step 6: Final answer
    x = 97,325.69

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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.