Home / 92,627.81-138,908.80-40,008.59

Finding the Fourth Proportional to 92,627.81, 138,908.80 and 40,008.59

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Solution

The fourth proportional to 92,627.81, 138,908.80 and 40,008.59 is: 59,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,627.81 : 138,908.80 = 40,008.59 : x
  2. Step 2: Convert to fraction form
    92,627.81/138,908.80 = 40,008.59/x
  3. Step 3: Cross multiply
    92,627.81x = 138,908.80 × 40,008.59
  4. Step 4: Simplify right side
    92,627.81x = 5,557,545,226.59
  5. Step 5: Solve for x
    x = 5,557,545,226.59/92,627.81
  6. Step 6: Final answer
    x = 59,998.67

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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.