Home / 75,510.11-113,263.34-19,349.16

Finding the Fourth Proportional to 75,510.11, 113,263.34 and 19,349.16

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Solution

The fourth proportional to 75,510.11, 113,263.34 and 19,349.16 is: 29,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,510.11 : 113,263.34 = 19,349.16 : x
  2. Step 2: Convert to fraction form
    75,510.11/113,263.34 = 19,349.16/x
  3. Step 3: Cross multiply
    75,510.11x = 113,263.34 × 19,349.16
  4. Step 4: Simplify right side
    75,510.11x = 2,191,550,391.05
  5. Step 5: Solve for x
    x = 2,191,550,391.05/75,510.11
  6. Step 6: Final answer
    x = 29,023.27

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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.