Home / 157,469.24-236,155.41-45,119.35

Finding the Fourth Proportional to 157,469.24, 236,155.41 and 45,119.35

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Solution

The fourth proportional to 157,469.24, 236,155.41 and 45,119.35 is: 67,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469.24 : 236,155.41 = 45,119.35 : x
  2. Step 2: Convert to fraction form
    157,469.24/236,155.41 = 45,119.35/x
  3. Step 3: Cross multiply
    157,469.24x = 236,155.41 × 45,119.35
  4. Step 4: Simplify right side
    157,469.24x = 10,655,178,598.18
  5. Step 5: Solve for x
    x = 10,655,178,598.18/157,469.24
  6. Step 6: Final answer
    x = 67,665.14

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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.