Home / 187,744.32-259,089.84-112,278.24

Finding the Fourth Proportional to 187,744.32, 259,089.84 and 112,278.24

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Solution

The fourth proportional to 187,744.32, 259,089.84 and 112,278.24 is: 154,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,744.32 : 259,089.84 = 112,278.24 : x
  2. Step 2: Convert to fraction form
    187,744.32/259,089.84 = 112,278.24/x
  3. Step 3: Cross multiply
    187,744.32x = 259,089.84 × 112,278.24
  4. Step 4: Simplify right side
    187,744.32x = 29,090,151,237.08
  5. Step 5: Solve for x
    x = 29,090,151,237.08/187,744.32
  6. Step 6: Final answer
    x = 154,945.57

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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.