Home / 187,907.07-259,312.59-101,867.52

Finding the Fourth Proportional to 187,907.07, 259,312.59 and 101,867.52

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Solution

The fourth proportional to 187,907.07, 259,312.59 and 101,867.52 is: 140,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,907.07 : 259,312.59 = 101,867.52 : x
  2. Step 2: Convert to fraction form
    187,907.07/259,312.59 = 101,867.52/x
  3. Step 3: Cross multiply
    187,907.07x = 259,312.59 × 101,867.52
  4. Step 4: Simplify right side
    187,907.07x = 26,415,530,448.08
  5. Step 5: Solve for x
    x = 26,415,530,448.08/187,907.07
  6. Step 6: Final answer
    x = 140,577.63

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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.