Home / 166,269.07-249,440.51-47,931.18

Finding the Fourth Proportional to 166,269.07, 249,440.51 and 47,931.18

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Solution

The fourth proportional to 166,269.07, 249,440.51 and 47,931.18 is: 71,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,269.07 : 249,440.51 = 47,931.18 : x
  2. Step 2: Convert to fraction form
    166,269.07/249,440.51 = 47,931.18/x
  3. Step 3: Cross multiply
    166,269.07x = 249,440.51 × 47,931.18
  4. Step 4: Simplify right side
    166,269.07x = 11,955,976,497.24
  5. Step 5: Solve for x
    x = 11,955,976,497.24/166,269.07
  6. Step 6: Final answer
    x = 71,907.40

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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.