Home / 166,471.93-249,265.05-130,085.74

Finding the Fourth Proportional to 166,471.93, 249,265.05 and 130,085.74

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Solution

The fourth proportional to 166,471.93, 249,265.05 and 130,085.74 is: 194,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,471.93 : 249,265.05 = 130,085.74 : x
  2. Step 2: Convert to fraction form
    166,471.93/249,265.05 = 130,085.74/x
  3. Step 3: Cross multiply
    166,471.93x = 249,265.05 × 130,085.74
  4. Step 4: Simplify right side
    166,471.93x = 32,425,828,485.39
  5. Step 5: Solve for x
    x = 32,425,828,485.39/166,471.93
  6. Step 6: Final answer
    x = 194,782.56

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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.