Home / 113,055.87-169,587.42-56,865.29

Finding the Fourth Proportional to 113,055.87, 169,587.42 and 56,865.29

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Solution

The fourth proportional to 113,055.87, 169,587.42 and 56,865.29 is: 85,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,055.87 : 169,587.42 = 56,865.29 : x
  2. Step 2: Convert to fraction form
    113,055.87/169,587.42 = 56,865.29/x
  3. Step 3: Cross multiply
    113,055.87x = 169,587.42 × 56,865.29
  4. Step 4: Simplify right side
    113,055.87x = 9,643,638,029.38
  5. Step 5: Solve for x
    x = 9,643,638,029.38/113,055.87
  6. Step 6: Final answer
    x = 85,299.76

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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.