Home / 62,688.20-86,487.02-41,189.52

Finding the Fourth Proportional to 62,688.20, 86,487.02 and 41,189.52

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Solution

The fourth proportional to 62,688.20, 86,487.02 and 41,189.52 is: 56,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,688.20 : 86,487.02 = 41,189.52 : x
  2. Step 2: Convert to fraction form
    62,688.20/86,487.02 = 41,189.52/x
  3. Step 3: Cross multiply
    62,688.20x = 86,487.02 × 41,189.52
  4. Step 4: Simplify right side
    62,688.20x = 3,562,358,417.87
  5. Step 5: Solve for x
    x = 3,562,358,417.87/62,688.20
  6. Step 6: Final answer
    x = 56,826.62

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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.