Home / 45,904.40-68,856.60-26,221.40

Finding the Fourth Proportional to 45,904.40, 68,856.60 and 26,221.40

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Solution

The fourth proportional to 45,904.40, 68,856.60 and 26,221.40 is: 39,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,904.40 : 68,856.60 = 26,221.40 : x
  2. Step 2: Convert to fraction form
    45,904.40/68,856.60 = 26,221.40/x
  3. Step 3: Cross multiply
    45,904.40x = 68,856.60 × 26,221.40
  4. Step 4: Simplify right side
    45,904.40x = 1,805,516,451.24
  5. Step 5: Solve for x
    x = 1,805,516,451.24/45,904.40
  6. Step 6: Final answer
    x = 39,332.10

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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.