Home / 165,085.08-247,664.34-59,901.72

Finding the Fourth Proportional to 165,085.08, 247,664.34 and 59,901.72

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Solution

The fourth proportional to 165,085.08, 247,664.34 and 59,901.72 is: 89,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,085.08 : 247,664.34 = 59,901.72 : x
  2. Step 2: Convert to fraction form
    165,085.08/247,664.34 = 59,901.72/x
  3. Step 3: Cross multiply
    165,085.08x = 247,664.34 × 59,901.72
  4. Step 4: Simplify right side
    165,085.08x = 14,835,519,948.66
  5. Step 5: Solve for x
    x = 14,835,519,948.66/165,085.08
  6. Step 6: Final answer
    x = 89,865.90

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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.