Home / 207,667.26-286,580.88-112,174.02

Finding the Fourth Proportional to 207,667.26, 286,580.88 and 112,174.02

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Solution

The fourth proportional to 207,667.26, 286,580.88 and 112,174.02 is: 154,800.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,667.26 : 286,580.88 = 112,174.02 : x
  2. Step 2: Convert to fraction form
    207,667.26/286,580.88 = 112,174.02/x
  3. Step 3: Cross multiply
    207,667.26x = 286,580.88 × 112,174.02
  4. Step 4: Simplify right side
    207,667.26x = 32,146,929,364.74
  5. Step 5: Solve for x
    x = 32,146,929,364.74/207,667.26
  6. Step 6: Final answer
    x = 154,800.18

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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.