Home / 71,027.39-98,026.84-42,748.35

Finding the Fourth Proportional to 71,027.39, 98,026.84 and 42,748.35

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Solution

The fourth proportional to 71,027.39, 98,026.84 and 42,748.35 is: 58,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,027.39 : 98,026.84 = 42,748.35 : x
  2. Step 2: Convert to fraction form
    71,027.39/98,026.84 = 42,748.35/x
  3. Step 3: Cross multiply
    71,027.39x = 98,026.84 × 42,748.35
  4. Step 4: Simplify right side
    71,027.39x = 4,190,485,451.97
  5. Step 5: Solve for x
    x = 4,190,485,451.97/71,027.39
  6. Step 6: Final answer
    x = 58,998.16

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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.