Home / 86,682.24-119,629.98-52,688.16

Finding the Fourth Proportional to 86,682.24, 119,629.98 and 52,688.16

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Solution

The fourth proportional to 86,682.24, 119,629.98 and 52,688.16 is: 72,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,682.24 : 119,629.98 = 52,688.16 : x
  2. Step 2: Convert to fraction form
    86,682.24/119,629.98 = 52,688.16/x
  3. Step 3: Cross multiply
    86,682.24x = 119,629.98 × 52,688.16
  4. Step 4: Simplify right side
    86,682.24x = 6,303,083,527.04
  5. Step 5: Solve for x
    x = 6,303,083,527.04/86,682.24
  6. Step 6: Final answer
    x = 72,714.82

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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.