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Finding the Fourth Proportional to 207,960.01, 286,984.82 and 112,466.68

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Solution

The fourth proportional to 207,960.01, 286,984.82 and 112,466.68 is: 155,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,960.01 : 286,984.82 = 112,466.68 : x
  2. Step 2: Convert to fraction form
    207,960.01/286,984.82 = 112,466.68/x
  3. Step 3: Cross multiply
    207,960.01x = 286,984.82 × 112,466.68
  4. Step 4: Simplify right side
    207,960.01x = 32,276,229,479.50
  5. Step 5: Solve for x
    x = 32,276,229,479.50/207,960.01
  6. Step 6: Final answer
    x = 155,204.02

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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.