Home / 200,814.20-277,411.96-160,475.12

Finding the Fourth Proportional to 200,814.20, 277,411.96 and 160,475.12

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Solution

The fourth proportional to 200,814.20, 277,411.96 and 160,475.12 is: 221,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,814.20 : 277,411.96 = 160,475.12 : x
  2. Step 2: Convert to fraction form
    200,814.20/277,411.96 = 160,475.12/x
  3. Step 3: Cross multiply
    200,814.20x = 277,411.96 × 160,475.12
  4. Step 4: Simplify right side
    200,814.20x = 44,517,717,570.44
  5. Step 5: Solve for x
    x = 44,517,717,570.44/200,814.20
  6. Step 6: Final answer
    x = 221,686.10

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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.