Home / 166,270.16-249,348.54-47,909.72

Finding the Fourth Proportional to 166,270.16, 249,348.54 and 47,909.72

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Solution

The fourth proportional to 166,270.16, 249,348.54 and 47,909.72 is: 71,848.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,270.16 : 249,348.54 = 47,909.72 : x
  2. Step 2: Convert to fraction form
    166,270.16/249,348.54 = 47,909.72/x
  3. Step 3: Cross multiply
    166,270.16x = 249,348.54 × 47,909.72
  4. Step 4: Simplify right side
    166,270.16x = 11,946,218,733.81
  5. Step 5: Solve for x
    x = 11,946,218,733.81/166,270.16
  6. Step 6: Final answer
    x = 71,848.24

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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.