Home / 166,030.21-229,127.89-101,491.84

Finding the Fourth Proportional to 166,030.21, 229,127.89 and 101,491.84

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Solution

The fourth proportional to 166,030.21, 229,127.89 and 101,491.84 is: 140,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,030.21 : 229,127.89 = 101,491.84 : x
  2. Step 2: Convert to fraction form
    166,030.21/229,127.89 = 101,491.84/x
  3. Step 3: Cross multiply
    166,030.21x = 229,127.89 × 101,491.84
  4. Step 4: Simplify right side
    166,030.21x = 23,254,610,085.55
  5. Step 5: Solve for x
    x = 23,254,610,085.55/166,030.21
  6. Step 6: Final answer
    x = 140,062.53

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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.