Home / 187,276.02-258,377.59-106,646.37

Finding the Fourth Proportional to 187,276.02, 258,377.59 and 106,646.37

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Solution

The fourth proportional to 187,276.02, 258,377.59 and 106,646.37 is: 147,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,276.02 : 258,377.59 = 106,646.37 : x
  2. Step 2: Convert to fraction form
    187,276.02/258,377.59 = 106,646.37/x
  3. Step 3: Cross multiply
    187,276.02x = 258,377.59 × 106,646.37
  4. Step 4: Simplify right side
    187,276.02x = 27,555,030,770.96
  5. Step 5: Solve for x
    x = 27,555,030,770.96/187,276.02
  6. Step 6: Final answer
    x = 147,135.93

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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.