Home / 187,577.37-258,856.08-107,004.75

Finding the Fourth Proportional to 187,577.37, 258,856.08 and 107,004.75

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Solution

The fourth proportional to 187,577.37, 258,856.08 and 107,004.75 is: 147,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,577.37 : 258,856.08 = 107,004.75 : x
  2. Step 2: Convert to fraction form
    187,577.37/258,856.08 = 107,004.75/x
  3. Step 3: Cross multiply
    187,577.37x = 258,856.08 × 107,004.75
  4. Step 4: Simplify right side
    187,577.37x = 27,698,830,126.38
  5. Step 5: Solve for x
    x = 27,698,830,126.38/187,577.37
  6. Step 6: Final answer
    x = 147,666.16

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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.