Home / 229,677.36-316,883.52-134,115.12

Finding the Fourth Proportional to 229,677.36, 316,883.52 and 134,115.12

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Solution

The fourth proportional to 229,677.36, 316,883.52 and 134,115.12 is: 185,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,677.36 : 316,883.52 = 134,115.12 : x
  2. Step 2: Convert to fraction form
    229,677.36/316,883.52 = 134,115.12/x
  3. Step 3: Cross multiply
    229,677.36x = 316,883.52 × 134,115.12
  4. Step 4: Simplify right side
    229,677.36x = 42,498,871,310.82
  5. Step 5: Solve for x
    x = 42,498,871,310.82/229,677.36
  6. Step 6: Final answer
    x = 185,037.27

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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.