Home / 64,555.10-89,083.66-35,876.55

Finding the Fourth Proportional to 64,555.10, 89,083.66 and 35,876.55

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Solution

The fourth proportional to 64,555.10, 89,083.66 and 35,876.55 is: 49,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,555.10 : 89,083.66 = 35,876.55 : x
  2. Step 2: Convert to fraction form
    64,555.10/89,083.66 = 35,876.55/x
  3. Step 3: Cross multiply
    64,555.10x = 89,083.66 × 35,876.55
  4. Step 4: Simplify right side
    64,555.10x = 3,196,014,382.17
  5. Step 5: Solve for x
    x = 3,196,014,382.17/64,555.10
  6. Step 6: Final answer
    x = 49,508.32

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1.5x scale

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.