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Finding the Fourth Proportional to 166,274.40, 249,411.60 and 144,623.10

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Solution

The fourth proportional to 166,274.40, 249,411.60 and 144,623.10 is: 216,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,274.40 : 249,411.60 = 144,623.10 : x
  2. Step 2: Convert to fraction form
    166,274.40/249,411.60 = 144,623.10/x
  3. Step 3: Cross multiply
    166,274.40x = 249,411.60 × 144,623.10
  4. Step 4: Simplify right side
    166,274.40x = 36,070,678,767.96
  5. Step 5: Solve for x
    x = 36,070,678,767.96/166,274.40
  6. Step 6: Final answer
    x = 216,934.65

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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.