Home / 64,426.12-88,906.33-35,354.40

Finding the Fourth Proportional to 64,426.12, 88,906.33 and 35,354.40

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Solution

The fourth proportional to 64,426.12, 88,906.33 and 35,354.40 is: 48,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,426.12 : 88,906.33 = 35,354.40 : x
  2. Step 2: Convert to fraction form
    64,426.12/88,906.33 = 35,354.40/x
  3. Step 3: Cross multiply
    64,426.12x = 88,906.33 × 35,354.40
  4. Step 4: Simplify right side
    64,426.12x = 3,143,229,953.35
  5. Step 5: Solve for x
    x = 3,143,229,953.35/64,426.12
  6. Step 6: Final answer
    x = 48,788.13

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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.