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Finding the Fourth Proportional to 255,007.32, 382,506.66 and 88,791

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Solution

The fourth proportional to 255,007.32, 382,506.66 and 88,791 is: 133,185.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,007.32 : 382,506.66 = 88,791 : x
  2. Step 2: Convert to fraction form
    255,007.32/382,506.66 = 88,791/x
  3. Step 3: Cross multiply
    255,007.32x = 382,506.66 × 88,791
  4. Step 4: Simplify right side
    255,007.32x = 33,963,148,848.06
  5. Step 5: Solve for x
    x = 33,963,148,848.06/255,007.32
  6. Step 6: Final answer
    x = 133,185.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.