Home / 104,378.29-144,026.73-58,435.55

Finding the Fourth Proportional to 104,378.29, 144,026.73 and 58,435.55

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Solution

The fourth proportional to 104,378.29, 144,026.73 and 58,435.55 is: 80,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,378.29 : 144,026.73 = 58,435.55 : x
  2. Step 2: Convert to fraction form
    104,378.29/144,026.73 = 58,435.55/x
  3. Step 3: Cross multiply
    104,378.29x = 144,026.73 × 58,435.55
  4. Step 4: Simplify right side
    104,378.29x = 8,416,281,542.32
  5. Step 5: Solve for x
    x = 8,416,281,542.32/104,378.29
  6. Step 6: Final answer
    x = 80,632.49

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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.