Home / 83,210.64-114,838.73-49,230.05

Finding the Fourth Proportional to 83,210.64, 114,838.73 and 49,230.05

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Solution

The fourth proportional to 83,210.64, 114,838.73 and 49,230.05 is: 67,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,210.64 : 114,838.73 = 49,230.05 : x
  2. Step 2: Convert to fraction form
    83,210.64/114,838.73 = 49,230.05/x
  3. Step 3: Cross multiply
    83,210.64x = 114,838.73 × 49,230.05
  4. Step 4: Simplify right side
    83,210.64x = 5,653,515,599.49
  5. Step 5: Solve for x
    x = 5,653,515,599.49/83,210.64
  6. Step 6: Final answer
    x = 67,942.22

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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.