Home / 104,088.38-143,641.67-56,341.62

Finding the Fourth Proportional to 104,088.38, 143,641.67 and 56,341.62

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Solution

The fourth proportional to 104,088.38, 143,641.67 and 56,341.62 is: 77,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,088.38 : 143,641.67 = 56,341.62 : x
  2. Step 2: Convert to fraction form
    104,088.38/143,641.67 = 56,341.62/x
  3. Step 3: Cross multiply
    104,088.38x = 143,641.67 × 56,341.62
  4. Step 4: Simplify right side
    104,088.38x = 8,093,004,105.60
  5. Step 5: Solve for x
    x = 8,093,004,105.60/104,088.38
  6. Step 6: Final answer
    x = 77,751.28

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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.