Home / 207,935.74-286,951.32-112,442.44

Finding the Fourth Proportional to 207,935.74, 286,951.32 and 112,442.44

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Solution

The fourth proportional to 207,935.74, 286,951.32 and 112,442.44 is: 155,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,935.74 : 286,951.32 = 112,442.44 : x
  2. Step 2: Convert to fraction form
    207,935.74/286,951.32 = 112,442.44/x
  3. Step 3: Cross multiply
    207,935.74x = 286,951.32 × 112,442.44
  4. Step 4: Simplify right side
    207,935.74x = 32,265,506,582.02
  5. Step 5: Solve for x
    x = 32,265,506,582.02/207,935.74
  6. Step 6: Final answer
    x = 155,170.57

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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.