Home / 85,007.00-127,482.93-28,068.10

Finding the Fourth Proportional to 85,007.00, 127,482.93 and 28,068.10

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Solution

The fourth proportional to 85,007.00, 127,482.93 and 28,068.10 is: 42,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,007.00 : 127,482.93 = 28,068.10 : x
  2. Step 2: Convert to fraction form
    85,007.00/127,482.93 = 28,068.10/x
  3. Step 3: Cross multiply
    85,007.00x = 127,482.93 × 28,068.10
  4. Step 4: Simplify right side
    85,007.00x = 3,578,203,308.83
  5. Step 5: Solve for x
    x = 3,578,203,308.83/85,007.00
  6. Step 6: Final answer
    x = 42,093.04

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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.