Home / 75,624.61-113,151.90-45,116.93

Finding the Fourth Proportional to 75,624.61, 113,151.90 and 45,116.93

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Solution

The fourth proportional to 75,624.61, 113,151.90 and 45,116.93 is: 67,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,624.61 : 113,151.90 = 45,116.93 : x
  2. Step 2: Convert to fraction form
    75,624.61/113,151.90 = 45,116.93/x
  3. Step 3: Cross multiply
    75,624.61x = 113,151.90 × 45,116.93
  4. Step 4: Simplify right side
    75,624.61x = 5,105,066,351.67
  5. Step 5: Solve for x
    x = 5,105,066,351.67/75,624.61
  6. Step 6: Final answer
    x = 67,505.36

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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.