Home / 166,423.40-249,327.90-155,364.20

Finding the Fourth Proportional to 166,423.40, 249,327.90 and 155,364.20

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Solution

The fourth proportional to 166,423.40, 249,327.90 and 155,364.20 is: 232,759.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,423.40 : 249,327.90 = 155,364.20 : x
  2. Step 2: Convert to fraction form
    166,423.40/249,327.90 = 155,364.20/x
  3. Step 3: Cross multiply
    166,423.40x = 249,327.90 × 155,364.20
  4. Step 4: Simplify right side
    166,423.40x = 38,736,629,721.18
  5. Step 5: Solve for x
    x = 38,736,629,721.18/166,423.40
  6. Step 6: Final answer
    x = 232,759.51

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1.5x scale

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.