Home / 152,884.08-210,970.62-84,896.91

Finding the Fourth Proportional to 152,884.08, 210,970.62 and 84,896.91

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Solution

The fourth proportional to 152,884.08, 210,970.62 and 84,896.91 is: 117,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,884.08 : 210,970.62 = 84,896.91 : x
  2. Step 2: Convert to fraction form
    152,884.08/210,970.62 = 84,896.91/x
  3. Step 3: Cross multiply
    152,884.08x = 210,970.62 × 84,896.91
  4. Step 4: Simplify right side
    152,884.08x = 17,910,753,738.78
  5. Step 5: Solve for x
    x = 17,910,753,738.78/152,884.08
  6. Step 6: Final answer
    x = 117,152.51

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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.