Home / 79,036.63-109,073.39-45,050.24

Finding the Fourth Proportional to 79,036.63, 109,073.39 and 45,050.24

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Solution

The fourth proportional to 79,036.63, 109,073.39 and 45,050.24 is: 62,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,036.63 : 109,073.39 = 45,050.24 : x
  2. Step 2: Convert to fraction form
    79,036.63/109,073.39 = 45,050.24/x
  3. Step 3: Cross multiply
    79,036.63x = 109,073.39 × 45,050.24
  4. Step 4: Simplify right side
    79,036.63x = 4,913,782,444.55
  5. Step 5: Solve for x
    x = 4,913,782,444.55/79,036.63
  6. Step 6: Final answer
    x = 62,170.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.