Home / 79,176.30-109,265.06-45,184.10

Finding the Fourth Proportional to 79,176.30, 109,265.06 and 45,184.10

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Solution

The fourth proportional to 79,176.30, 109,265.06 and 45,184.10 is: 62,355.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,176.30 : 109,265.06 = 45,184.10 : x
  2. Step 2: Convert to fraction form
    79,176.30/109,265.06 = 45,184.10/x
  3. Step 3: Cross multiply
    79,176.30x = 109,265.06 × 45,184.10
  4. Step 4: Simplify right side
    79,176.30x = 4,937,043,397.55
  5. Step 5: Solve for x
    x = 4,937,043,397.55/79,176.30
  6. Step 6: Final answer
    x = 62,355.07

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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.