Home / 92,318.95-138,501.78-25,759.05

Finding the Fourth Proportional to 92,318.95, 138,501.78 and 25,759.05

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Solution

The fourth proportional to 92,318.95, 138,501.78 and 25,759.05 is: 38,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,318.95 : 138,501.78 = 25,759.05 : x
  2. Step 2: Convert to fraction form
    92,318.95/138,501.78 = 25,759.05/x
  3. Step 3: Cross multiply
    92,318.95x = 138,501.78 × 25,759.05
  4. Step 4: Simplify right side
    92,318.95x = 3,567,674,276.11
  5. Step 5: Solve for x
    x = 3,567,674,276.11/92,318.95
  6. Step 6: Final answer
    x = 38,645.09

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1.5x scale

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.