Home / 75,134.45-112,603.24-41,870.18

Finding the Fourth Proportional to 75,134.45, 112,603.24 and 41,870.18

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Solution

The fourth proportional to 75,134.45, 112,603.24 and 41,870.18 is: 62,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,134.45 : 112,603.24 = 41,870.18 : x
  2. Step 2: Convert to fraction form
    75,134.45/112,603.24 = 41,870.18/x
  3. Step 3: Cross multiply
    75,134.45x = 112,603.24 × 41,870.18
  4. Step 4: Simplify right side
    75,134.45x = 4,714,717,259.69
  5. Step 5: Solve for x
    x = 4,714,717,259.69/75,134.45
  6. Step 6: Final answer
    x = 62,750.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.