Home / 104,293.18-143,924.95-56,546.58

Finding the Fourth Proportional to 104,293.18, 143,924.95 and 56,546.58

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Solution

The fourth proportional to 104,293.18, 143,924.95 and 56,546.58 is: 78,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,293.18 : 143,924.95 = 56,546.58 : x
  2. Step 2: Convert to fraction form
    104,293.18/143,924.95 = 56,546.58/x
  3. Step 3: Cross multiply
    104,293.18x = 143,924.95 × 56,546.58
  4. Step 4: Simplify right side
    104,293.18x = 8,138,463,699.17
  5. Step 5: Solve for x
    x = 8,138,463,699.17/104,293.18
  6. Step 6: Final answer
    x = 78,034.48

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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.