Home / 75,360.06-104,011.98-45,163.26

Finding the Fourth Proportional to 75,360.06, 104,011.98 and 45,163.26

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Solution

The fourth proportional to 75,360.06, 104,011.98 and 45,163.26 is: 62,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,360.06 : 104,011.98 = 45,163.26 : x
  2. Step 2: Convert to fraction form
    75,360.06/104,011.98 = 45,163.26/x
  3. Step 3: Cross multiply
    75,360.06x = 104,011.98 × 45,163.26
  4. Step 4: Simplify right side
    75,360.06x = 4,697,520,095.85
  5. Step 5: Solve for x
    x = 4,697,520,095.85/75,360.06
  6. Step 6: Final answer
    x = 62,334.35

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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.