Home / 113,228.61-169,870.75-56,329.38

Finding the Fourth Proportional to 113,228.61, 169,870.75 and 56,329.38

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Solution

The fourth proportional to 113,228.61, 169,870.75 and 56,329.38 is: 84,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,228.61 : 169,870.75 = 56,329.38 : x
  2. Step 2: Convert to fraction form
    113,228.61/169,870.75 = 56,329.38/x
  3. Step 3: Cross multiply
    113,228.61x = 169,870.75 × 56,329.38
  4. Step 4: Simplify right side
    113,228.61x = 9,568,714,027.64
  5. Step 5: Solve for x
    x = 9,568,714,027.64/113,228.61
  6. Step 6: Final answer
    x = 84,507.92

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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.