Home / 157,465.08-236,126.52-45,119.57

Finding the Fourth Proportional to 157,465.08, 236,126.52 and 45,119.57

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Solution

The fourth proportional to 157,465.08, 236,126.52 and 45,119.57 is: 67,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465.08 : 236,126.52 = 45,119.57 : x
  2. Step 2: Convert to fraction form
    157,465.08/236,126.52 = 45,119.57/x
  3. Step 3: Cross multiply
    157,465.08x = 236,126.52 × 45,119.57
  4. Step 4: Simplify right side
    157,465.08x = 10,653,925,867.36
  5. Step 5: Solve for x
    x = 10,653,925,867.36/157,465.08
  6. Step 6: Final answer
    x = 67,658.97

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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.