Home / 187,342.36-258,229.02-146,435.20

Finding the Fourth Proportional to 187,342.36, 258,229.02 and 146,435.20

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Solution

The fourth proportional to 187,342.36, 258,229.02 and 146,435.20 is: 201,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,342.36 : 258,229.02 = 146,435.20 : x
  2. Step 2: Convert to fraction form
    187,342.36/258,229.02 = 146,435.20/x
  3. Step 3: Cross multiply
    187,342.36x = 258,229.02 × 146,435.20
  4. Step 4: Simplify right side
    187,342.36x = 37,813,818,189.50
  5. Step 5: Solve for x
    x = 37,813,818,189.50/187,342.36
  6. Step 6: Final answer
    x = 201,843.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.