Home / 132,252.52-198,386.28-42,303.14

Finding the Fourth Proportional to 132,252.52, 198,386.28 and 42,303.14

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Solution

The fourth proportional to 132,252.52, 198,386.28 and 42,303.14 is: 63,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,252.52 : 198,386.28 = 42,303.14 : x
  2. Step 2: Convert to fraction form
    132,252.52/198,386.28 = 42,303.14/x
  3. Step 3: Cross multiply
    132,252.52x = 198,386.28 × 42,303.14
  4. Step 4: Simplify right side
    132,252.52x = 8,392,362,576.92
  5. Step 5: Solve for x
    x = 8,392,362,576.92/132,252.52
  6. Step 6: Final answer
    x = 63,457.11

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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.