Home / 187,149.66-280,913.73-165,938.19

Finding the Fourth Proportional to 187,149.66, 280,913.73 and 165,938.19

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Solution

The fourth proportional to 187,149.66, 280,913.73 and 165,938.19 is: 249,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,149.66 : 280,913.73 = 165,938.19 : x
  2. Step 2: Convert to fraction form
    187,149.66/280,913.73 = 165,938.19/x
  3. Step 3: Cross multiply
    187,149.66x = 280,913.73 × 165,938.19
  4. Step 4: Simplify right side
    187,149.66x = 46,614,315,902.35
  5. Step 5: Solve for x
    x = 46,614,315,902.35/187,149.66
  6. Step 6: Final answer
    x = 249,075.08

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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.