Home / 205,772.72-283,870.45-133,199.02

Finding the Fourth Proportional to 205,772.72, 283,870.45 and 133,199.02

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Solution

The fourth proportional to 205,772.72, 283,870.45 and 133,199.02 is: 183,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,772.72 : 283,870.45 = 133,199.02 : x
  2. Step 2: Convert to fraction form
    205,772.72/283,870.45 = 133,199.02/x
  3. Step 3: Cross multiply
    205,772.72x = 283,870.45 × 133,199.02
  4. Step 4: Simplify right side
    205,772.72x = 37,811,265,746.96
  5. Step 5: Solve for x
    x = 37,811,265,746.96/205,772.72
  6. Step 6: Final answer
    x = 183,752.57

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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.