Home / 102,073.64-153,141.59-52,188.77

Finding the Fourth Proportional to 102,073.64, 153,141.59 and 52,188.77

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Solution

The fourth proportional to 102,073.64, 153,141.59 and 52,188.77 is: 78,299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,073.64 : 153,141.59 = 52,188.77 : x
  2. Step 2: Convert to fraction form
    102,073.64/153,141.59 = 52,188.77/x
  3. Step 3: Cross multiply
    102,073.64x = 153,141.59 × 52,188.77
  4. Step 4: Simplify right side
    102,073.64x = 7,992,270,957.00
  5. Step 5: Solve for x
    x = 7,992,270,957.00/102,073.64
  6. Step 6: Final answer
    x = 78,299.07

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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.