Home / 166,439.14-249,669.22-70,358.44

Finding the Fourth Proportional to 166,439.14, 249,669.22 and 70,358.44

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Solution

The fourth proportional to 166,439.14, 249,669.22 and 70,358.44 is: 105,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,439.14 : 249,669.22 = 70,358.44 : x
  2. Step 2: Convert to fraction form
    166,439.14/249,669.22 = 70,358.44/x
  3. Step 3: Cross multiply
    166,439.14x = 249,669.22 × 70,358.44
  4. Step 4: Simplify right side
    166,439.14x = 17,566,336,835.22
  5. Step 5: Solve for x
    x = 17,566,336,835.22/166,439.14
  6. Step 6: Final answer
    x = 105,542.10

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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.