Home / 75,973.95-104,847.72-45,768.75

Finding the Fourth Proportional to 75,973.95, 104,847.72 and 45,768.75

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Solution

The fourth proportional to 75,973.95, 104,847.72 and 45,768.75 is: 63,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,973.95 : 104,847.72 = 45,768.75 : x
  2. Step 2: Convert to fraction form
    75,973.95/104,847.72 = 45,768.75/x
  3. Step 3: Cross multiply
    75,973.95x = 104,847.72 × 45,768.75
  4. Step 4: Simplify right side
    75,973.95x = 4,798,748,331.67
  5. Step 5: Solve for x
    x = 4,798,748,331.67/75,973.95
  6. Step 6: Final answer
    x = 63,163.08

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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.