Home / 152,787.06-210,842.19-84,800.52

Finding the Fourth Proportional to 152,787.06, 210,842.19 and 84,800.52

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Solution

The fourth proportional to 152,787.06, 210,842.19 and 84,800.52 is: 117,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,787.06 : 210,842.19 = 84,800.52 : x
  2. Step 2: Convert to fraction form
    152,787.06/210,842.19 = 84,800.52/x
  3. Step 3: Cross multiply
    152,787.06x = 210,842.19 × 84,800.52
  4. Step 4: Simplify right side
    152,787.06x = 17,879,527,349.94
  5. Step 5: Solve for x
    x = 17,879,527,349.94/152,787.06
  6. Step 6: Final answer
    x = 117,022.52

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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.