Home / 166,169.10-249,253.65-155,015.40

Finding the Fourth Proportional to 166,169.10, 249,253.65 and 155,015.40

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Solution

The fourth proportional to 166,169.10, 249,253.65 and 155,015.40 is: 232,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,169.10 : 249,253.65 = 155,015.40 : x
  2. Step 2: Convert to fraction form
    166,169.10/249,253.65 = 155,015.40/x
  3. Step 3: Cross multiply
    166,169.10x = 249,253.65 × 155,015.40
  4. Step 4: Simplify right side
    166,169.10x = 38,638,154,256.21
  5. Step 5: Solve for x
    x = 38,638,154,256.21/166,169.10
  6. Step 6: Final answer
    x = 232,523.10

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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.