Home / 79,417.13-109,595.64-45,883.13

Finding the Fourth Proportional to 79,417.13, 109,595.64 and 45,883.13

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Solution

The fourth proportional to 79,417.13, 109,595.64 and 45,883.13 is: 63,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,417.13 : 109,595.64 = 45,883.13 : x
  2. Step 2: Convert to fraction form
    79,417.13/109,595.64 = 45,883.13/x
  3. Step 3: Cross multiply
    79,417.13x = 109,595.64 × 45,883.13
  4. Step 4: Simplify right side
    79,417.13x = 5,028,590,997.55
  5. Step 5: Solve for x
    x = 5,028,590,997.55/79,417.13
  6. Step 6: Final answer
    x = 63,318.72

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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.