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Finding the Fourth Proportional to 207,737.58, 286,678.02 and 112,244.25

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Solution

The fourth proportional to 207,737.58, 286,678.02 and 112,244.25 is: 154,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,737.58 : 286,678.02 = 112,244.25 : x
  2. Step 2: Convert to fraction form
    207,737.58/286,678.02 = 112,244.25/x
  3. Step 3: Cross multiply
    207,737.58x = 286,678.02 × 112,244.25
  4. Step 4: Simplify right side
    207,737.58x = 32,177,959,346.39
  5. Step 5: Solve for x
    x = 32,177,959,346.39/207,737.58
  6. Step 6: Final answer
    x = 154,897.15

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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.