Home / 102,746.63-141,795.75-62,453.85

Finding the Fourth Proportional to 102,746.63, 141,795.75 and 62,453.85

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Solution

The fourth proportional to 102,746.63, 141,795.75 and 62,453.85 is: 86,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,746.63 : 141,795.75 = 62,453.85 : x
  2. Step 2: Convert to fraction form
    102,746.63/141,795.75 = 62,453.85/x
  3. Step 3: Cross multiply
    102,746.63x = 141,795.75 × 62,453.85
  4. Step 4: Simplify right side
    102,746.63x = 8,855,690,501.14
  5. Step 5: Solve for x
    x = 8,855,690,501.14/102,746.63
  6. Step 6: Final answer
    x = 86,189.60

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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.